Fits select 2018-2023 Jeep Wrangler (JL), Gladiator (JT) and 2019-2023 Ford Bronco, Ranger (Dana 44 M210 / M220).

The Eaton ELocker is an electromagnetic, selectable differential designed for drivers who require on-demand traction. This electronic locker allows the vehicle to transition from a standard open differential to 100% locked at the flip of a dash-mounted switch. By providing equal torque to both wheels, it ensures maximum grip in technical off-road environments without the need for air compressors or external plumbing.

Built for reliability and strength, the ELocker features a 4-pinion net-forged gear design to withstand high-torque applications. It provides consistent operation in both forward and reverse directions. This complete kit includes the differential unit, the Eaton NGR locking rocker switch, and a dedicated wiring harness to facilitate a clean installation into the factory axle housing.

• Manufacturer Part Number: 14234-1
• Axle Type: Dana 44 M210 / M220
• Spline Count: 32
• Axle Shaft Diameter: 1.41 inch
• Gear Design: 4-Pinion Net-Forged
• Locking Mechanism: Electromagnetic Selectable
• Included Components: Differential, NGR Rocker Switch, and Wiring Harness

Fits 2000-2021 Toyota Tundra models with the 10.5-inch rear differential across all trims including Base, Limited, SR5, Platinum, and TRD Pro.

The Eaton ELocker4 is an electronic, selectable differential designed for drivers who require traction on-demand. This electromagnetic locking unit allows you to transition from an open carrier to a 100-percent locked state at the flip of a dash switch. When deactivated, the unit reverts to an open differential for smooth, predictable street driving. Engineered for maximum durability in off-road and towing applications, the ELocker4 features a 4-pinion net-forged gear design that provides superior strength over standard cut gears and functions reliably in both forward and reverse.

• Manufacturer Part Number: 14232-1
• Axle Application: Toyota 10.5-inch
• Spline Count: 36-Spline
• Design: 4-Pinion electromagnetic locking mechanism
• Gear Material: Net-forged for high-torque durability
• Includes: Eaton NGR locking rocker switch and complete wiring harness
• Operation: Driver-controlled push-button for instant engagement

Fits select 1984-2023 Toyota 4Runner, FJ Cruiser, Land Cruiser, and Tacoma models.

The Eaton ELocker4 (MPN: 14221-1) is an electronic, selectable locking differential designed for drivers requiring immediate traction control. This 30-spline unit allows you to transition from an open differential to 100% locked with the flip of a dash-mounted switch. Using an electromagnetic actuator, the ELocker4 engages precisely to provide equal power to both wheels, making it an essential upgrade for off-road technical climbs and low-traction environments.

Constructed for durability, the ELocker4 features a 4-pinion net-forged gear design that provides superior strength compared to standard cut gears. This unit is designed to function reliably in both forward and reverse directions, ensuring recovery and climbing capability in any orientation. The system remains maintenance-free under normal operating conditions and installs into the factory axle housing.

• 4-pinion net-forged gear design for maximum torque capacity
• Electromagnetic locking mechanism for instantaneous engagement
• Driver-controlled push-button operation for traction on-demand
• Works effectively in both forward and reverse gears
• Includes Eaton NGR locking rocker switch and complete wiring harness
• Manufacturer Part Number: 14221-1

Fits select 1984-2023 Toyota 4Runner, Tacoma, FJ Cruiser, and Land Cruiser models.

The Eaton ELocker4 is an electromagnetic, selectable locking differential engineered for off-road enthusiasts and drivers who require traction on-demand. This unit provides a driver-controlled solution to overcome challenging terrain; at the flip of the included dash-mounted switch, the differential sends equal torque to both wheels, moving you from an open differential to 100-percent locked. Deactivating the switch immediately returns the unit to open operation for normal street driving.

Built for durability in harsh environments, the ELocker4 utilizes a 4-pinion net-forged gear design to provide maximum strength and load-bearing capacity. This design ensures reliable performance in both forward and reverse, making it an essential upgrade for technical rock crawling or heavy-duty trail use.

• Manufacturer Part Number: 14219-1
• Axle Shaft Spline Count: 30
• 4-Pinion net-forged gear design for maximum durability
• Electromagnetic locking mechanism with push-button operation
• Includes Eaton NGR locking rocker switch and complete wiring harness
• Operates effectively in both forward and reverse

Fits select 1984-2017 Toyota 4Runner, Land Cruiser, Sequoia, T100, Tacoma, and Tundra.

The Eaton ELocker4 is an electronic, selectable locking differential designed for drivers who require traction on demand. This electromagnetic locker allows you to transition from a standard open differential to 100% locked at the flip of a dash-mounted switch. When deactivated, the unit resumes normal operation for smooth street driving, making it a versatile solution for dual-purpose rigs.

Built to withstand high-torque applications, the ELocker4 features a robust 4-pinion design with net-forged gears for maximum strength and durability. Whether you are navigating technical rock crawls or towing in low-traction conditions, this unit provides reliable performance in both forward and reverse gears.

• Manufacturer Part Number: 14218-1
• Spline Count: 27
• Gear Design: 4-Pinion net-forged gears for superior strength
• Operation: Driver-controlled electromagnetic locking
• Function: 100% locked or fully open; works in forward and reverse
• Included Hardware: Eaton NGR locking rocker switch and complete wiring harness

Fits select 1993-2021 Toyota Land Cruiser, Sequoia, T100, and Tundra.

The Eaton ELocker4 is an electronic, selectable differential designed for drivers who require traction on demand. This electromagnetic locking differential allows you to transition from an open carrier to 100-percent locked at the flip of a dash switch. When deactivated, the unit resumes normal open-differential operation for smooth street driving. Built for durability in harsh off-road environments, the ELocker4 features a 4-pinion net-forged gear design to provide maximum strength and reliability in both forward and reverse.

• Electromagnetic locking mechanism for instant, driver-controlled operation
• 34-spline configuration for high-torque applications
• 4-pinion net-forged gear design for superior strength and durability
• Works effectively in both forward and reverse directions
• Complete kit includes Eaton NGR locking rocker switch and wiring harness
• Manufacturer Part Number: 14217-1

Fits select 1993-2017 Toyota T100, Tacoma, Tundra, and Sequoia models.

The Eaton ELocker4 (14216-1) is an electronic, selectable locking differential designed for drivers who require immediate traction on-demand. This electromagnetic locker allows you to transition from an open differential to 100% locked at the flip of a dash switch. When deactivated, the unit resumes normal open-differential behavior for street driving and tight maneuvering.

Built for off-road durability, the ELocker4 features a 4-pinion net-forged gear design to provide maximum strength and reliability under heavy torque loads. This system ensures power is distributed to both wheels equally in both forward and reverse gears without the need for external air compressors or lines.

• Selectable electromagnetic operation for instant traction
• 4-pinion net-forged gear design for superior strength and durability
• Driver-controlled push-button operation via dash switch
• Includes Eaton NGR locking rocker switch and complete wiring harness
• 30 spline configuration
• Reliable operation in both forward and reverse
• Manufacturer Part Number: 14216-1

Fits 1996-2023 Toyota 4Runner, FJ Cruiser, and Land Cruiser models.

The Eaton ELocker4 is an electronic, selectable locking differential designed for off-roaders and drivers who require maximum traction on-demand. This electromagnetic unit allows for a seamless transition from a standard open differential to a 100% locked-axle configuration via a simple dash-mounted switch. When locked, the ELocker4 provides full power to both wheels, ensuring forward progress in low-traction environments like mud, rocks, or sand. When deactivated, the unit resumes normal open-differential behavior for comfortable street driving.

• Manufacturer Part Number: 14215-1
• Spline Count: 30 Spline
• Gear Design: 4-pinion net-forged gears for superior strength and torque capacity
• Actuation: Driver-controlled electromagnetic locking mechanism
• Functionality: Reliable operation in both forward and reverse
• Installation Components: Includes Eaton NGR locking rocker switch and dedicated wiring harness

Fits 1984-2018 Toyota Land Cruiser and 2007-2009 Toyota Tundra models. The Eaton ELocker4 (MPN: 14213-1) is an electronic, selectable differential engineered for drivers who demand absolute traction on-demand. With the flip of a dash-mounted switch, the electromagnetic mechanism transitions the unit from a standard open differential to 100-percent locked, providing equal torque to both wheels for technical off-road maneuvers.

This 32-spline differential is built for extreme durability, utilizing a 4-pinion net-forged gear design to maximize strength under high-load conditions. Unlike limited-slip units, the ELocker4 provides a true mechanical lock that works effectively in both forward and reverse. The kit includes the necessary electrical components for a clean installation, ensuring reliable operation when you need to navigate challenging terrain.

• Manufacturer Part Number: 14213-1
• Spline Count: 32
• Locking Mechanism: Electromagnetic selectable
• Internal Design: 4-pinion net-forged gears for maximum durability
• Included Hardware: Eaton NGR locking rocker switch and wiring harness
• Performance: Driver-controlled operation with 100% lockup

Fits 1969-2003 Toyota Land Cruiser Base models.

The Eaton ELocker4 is an electronically selectable differential designed for drivers who require precise traction control on-demand. This electromagnetic locking unit allows you to transition from a completely open differential to a 100-percent locked state at the flip of a dash-mounted switch. When deactivated, the unit resumes normal open-differential behavior for street driving, providing the best of both worlds for off-road performance and daily drivability.

Engineered for maximum durability in harsh environments, the ELocker4 features a 4-pinion net-forged gear design. This construction provides superior strength over standard cut gears, ensuring the unit can handle the high-torque loads encountered during technical crawls. The system operates effectively in both forward and reverse, providing reliable recovery and climbing capability in any orientation.

• 4-Pinion net-forged gear design for maximum strength and durability
• Electronic, driver-controlled push-button operation
• Electromagnetic locking mechanism with no air lines or compressors required
• Maintains 100% locking performance in forward and reverse
• Includes Eaton NGR locking rocker switch and complete wiring harness
• Manufacturer Part Number: 14212-1
• Spline Count: 30

Fits select 1984-2023 Toyota 4Runner, FJ Cruiser, Land Cruiser, and Tacoma (Part Number: 14211-1). This Eaton Elocker4 differential provides on-demand traction for off-road performance and recovery, allowing drivers to transition from an open carrier to a 100% locked axle at the push of a button.

The ELocker is an electromagnetic locking differential that utilizes a 4-pinion net-forged gear design for maximum strength and durability under load. Designed to work in both forward and reverse, it is an ideal solution for technical rock crawling and heavy towing. When deactivated, the unit operates as a standard open differential for smooth street drivability. This complete kit includes the differential carrier, an Eaton NGR locking rocker switch, and a comprehensive wiring harness for a straightforward installation.

• MPN: 14211-1
• Spline Count: 30
• Design: 4-Pinion Net-Forged Gears for superior strength
• Operation: Driver-controlled electromagnetic locking
• Functionality: Provides 100% lockup in both forward and reverse
• Included Hardware: Eaton NGR rocker switch and wiring harness

Fits select 1966-2000 Chrysler, Dodge, Plymouth, and Ford vehicles with Dana 60 axles.

The Eaton ELocker4 is an electronic, selectable differential designed for drivers who require 100% traction on-demand. With the flip of a dash-mounted switch, this electromagnetic unit transitions from a standard open differential to a fully locked axle. This allows for smooth street manners during daily driving while providing maximum grip for off-road or performance applications when engaged.

The ELocker4 features a direct-acting mechanism that activates in just 0.14 seconds, ensuring instant engagement that remains locked in both forward and reverse gears. Built for durability, it utilizes a 4-pinion net-forged gear design to withstand high torque loads and extreme stress. This kit includes the differential, the Eaton NGR locking rocker switch, and a complete wiring harness for a straightforward installation.

• Manufacturer Part Number: 14023-010
• Axle Application: Dana 60
• Spline Count: 35
• Gear Ratio: 4.56 and Numerically Higher (4.56 & Up)
• Engagement Style: Electromagnetic Selectable
• Engagement Time: 0.14 Seconds
• Gear Design: 4-Pinion Net-Forged
• Included: NGR Rocker Switch and Wiring Harness

Fits select 1966-2000 Chrysler, Dodge, Ford, and Plymouth vehicles with Dana 60 axles (35-spline / 4.10 & Down gear ratios).

The Eaton ELocker4 is a driver-controlled, electronic selectable differential designed for users who require on-demand traction. This electromagnetic locker allows you to switch between a fully open differential for street use and a 100% locked axle for maximum off-road performance at the flip of a dash switch. The direct-acting mechanism engages in just 0.14 seconds, providing instant torque to both wheels, and remains locked in both forward and reverse gears.

Built for durability in high-torque applications, the ELocker4 features a 4-pinion net-forged gear design for superior strength. This unit is a drop-in replacement for standard Dana 60 carriers and includes everything needed for installation, including a rocker switch and a complete wiring harness.

• Manufacturer Part Number: 14022-010
• Differential Type: Electromagnetic Selectable Locker
• Axle Compatibility: Dana 60
• Spline Count: 35
• Gear Ratio Compatibility: 4.10 and Down (numerically lower)
• Gears: 4-Pinion Net-Forged for maximum durability
• Activation Time: 0.14 Seconds
• Includes: Eaton NGR locking rocker switch and wiring harness

Fits 2004-2007 Subaru Impreza WRX STI and WRX STI Limited.

The Cusco Type RS Limited Slip Differential (LSD) provides a significant upgrade to the front drivetrain of the 2004-2007 Subaru Impreza WRX STI. Unlike conventional LSDs that use cone springs to apply initial torque, the Type RS utilizes coil springs located between the pressure rings. This design results in lower initial torque, reducing parasitic drag while offering faster engagement and increased durability under performance driving conditions.

This 1.5-way front differential is configured to provide full locking under acceleration while offering partial locking under deceleration, improving corner-entry stability without the excessive understeer often associated with more aggressive front setups. It is a direct-fit component designed to withstand the high-torque demands of the STI drivetrain.

• Series: Type RS
• Configuration: 1.5-Way
• Position: Front
• Initial Torque: Low-drag coil spring design
• Manufacturer Part Number: LSD 184 C15

Fits 2004-2007 Subaru Impreza WRX STI and WRX STI Limited.

The Cusco Type RS Front Limited Slip Differential (LSD) provides a significant upgrade over factory units by utilizing coil springs rather than traditional cone springs to apply pressure. This specialized design allows for lower initial torque and significantly faster response times, ensuring your STI maintains maximum traction under acceleration without the heavy friction and chatter associated with conventional clutch-type differentials.

• Manufacturer Part Number: LSD 184 C
• Configuration: 1-Way (optimal for front AWD applications to minimize understeer)
• Series: Type RS (features low initial torque and high-response engagement)
• Minimizes mechanical loss and heat buildup during aggressive driving
• Provides consistent, predictable power delivery to the front wheels
• High-strength steel construction for long-term track and street durability

Fits 2002-2007 Subaru Impreza WRX, WRX Limited, and WRX TR models.

The Cusco Type RS Limited Slip Differential (LSD) is engineered to provide superior traction and power delivery for the Subaru GD/GG chassis. Unlike traditional LSDs that utilize cone springs, the Type RS uses coil springs to apply initial torque. This design ensures lower initial friction, resulting in smoother engagement, reduced chatter, and increased durability for the internal clutch plates.

This rear differential is configured as a 1.5-way unit, providing effective lock-up under acceleration and partial lock-up during deceleration to improve cornering stability. It is also adjustable to a 2-way configuration for drivers seeking full lock-up during both acceleration and braking, making it highly versatile for both aggressive street driving and track use.

• Manufacturer Part Number: LSD 183 L15
• Placement: Rear Differential
• Configuration: 1.5-way (adjustable to 2-way)
• Type: RS (Coil Spring tensioned)
• High-strength chromoly steel casing for maximum rigidity
• Precision-machined internal gears and clutch discs for consistent performance

Fits 2004-2007 Subaru Impreza WRX STI and WRX STI Limited.

The Cusco Type RS Limited Slip Differential (LSD) is engineered for high-performance traction and durability. Unlike traditional LSDs that use cone springs, the Type RS utilizes coil springs to provide lower initial torque and faster engagement. This design reduces friction and wear while delivering a more linear and responsive power transfer, making it ideal for competitive track use or aggressive street driving.

This unit is specifically designed for the R180 rear differential housing found in the GD-series STI. It features adjustable pressure rings, allowing the installer to switch between 1.5-way and 2-way configurations to suit specific driving styles and track conditions. The high-strength chromoly steel casing and precision-machined internal components ensure consistent performance under heavy thermal loads.

• Manufacturer Part Number: LSD 182 L15
• Configuration: 1.5-way and 2-way adjustable
• Position: Rear
• Mechanism: Coil spring-loaded clutch plates for rapid response
• Benefits: Lower initial torque, increased durability, and reduced chatter compared to conventional LSDs

Fits select 2001-2015 Mitsubishi Lancer Evolution VII, VIII, IX, and X (CT9A/CZ4A) models equipped with a factory mechanical rear differential (Non-AYC).

The Cusco Type RS Limited Slip Differential is engineered for high-performance traction and consistent power delivery. Unlike traditional plate-style differentials that use cone springs, the Type RS utilizes internal coil springs to apply initial pressure. This design ensures lower initial torque, smoother engagement, and significantly reduced friction, leading to a longer lifespan for the clutch plates and improved response.

• Dual-Way Adjustability: Features an adjustable cam design that can be configured as either a 1.5-way or 2-way LSD to suit your specific driving style or track requirements.
• Low Friction Design: Internal coil springs provide linear engagement with less drag than cone-spring designs, allowing for better cooling and durability.
• High-Strength Construction: Built using high-carbon steel for the housing and precision-machined internal components to withstand the high torque loads of the 4G63 and 4B11T engines.
• Rear Placement: Specifically designed to replace the internals of the mechanical rear carrier found in RS trims or converted Non-AYC models.
• Manufacturer Part Number: LSD 141 L15

The ARB Air Locker RD99 provides 100% traction on demand for Ford 9-inch differentials equipped with 35-spline axle shafts and 2.00-inch bearings. This pneumatically operated locking system allows you to transition from a conventional open differential to a fully locked state with the flip of a dash-mounted switch, ensuring maximum torque is delivered to both wheels simultaneously regardless of ground traction.

Engineered for extreme off-road reliability, the RD99 features a high-strength two-piece design with minimal moving parts and a patented timed locking mechanism for ultra-fast engagement and disengagement. The unit is equipped with a steel-reinforced, elastomer-bonded annular seal designed to maintain integrity across extreme temperature ranges and harsh climatic conditions.

• Axle Compatibility: Ford 9-Inch
• Axle Spline Count: 35
• Bearing Diameter: 2.00 inches
• Manufacturer Part Number: RD99
• Operation: Pneumatic (Air compressor required, sold separately)
• Material: Forged steel two-piece housing for maximum durability
• Included Hardware: Air Locker differential, activation switch, solenoid valve, air line, and bulkhead fitting

Fits select 1984-2012 Dodge and Jeep vehicles with the Chrysler 8.25-inch 29-spline rear axle, including the Cherokee, Dakota, Grand Cherokee, and Liberty.

The ARB Air Locker RD93 provides 100% traction on demand, allowing you to transition from a conventional open differential to a fully locked axle with the flip of a switch. This pneumatically operated system prevents internal differential gears from rotating independently, ensuring both wheels receive equal power for maximum drive in mud, rocks, or snow. Unlike automatic lockers, the Air Locker does not affect on-road drivability or increase tire wear during normal street use.

Engineered for extreme off-road durability, the RD93 features a high-strength two-piece design with a patented timed locking mechanism for ultra-fast engagement. The steel-reinforced, elastomer-bonded annular seal is built to maintain pressure in the most extreme temperature ranges. This kit replaces your factory differential carrier while utilizing your existing ring and pinion set.

• Manufacturer Part Number: RD93
• Axle Compatibility: Chrysler 8.25-inch
• Spline Count: 29
• Construction: High-strength two-piece steel design
• Seal Type: Steel-reinforced elastomer bonded annular seal
• Kit Includes: Replacement differential, bulkhead fitting, air line, solenoid valve, and activation switch
• Requirement: On-board air compressor required for operation (sold separately)

Fits select 1984-2006 Toyota 4Runner, Pickup, T100, Tacoma, and Tundra models with 7.5" IFS (27-spline).

The ARB RD90 Air Locker is the industry standard for selectable traction, allowing you to lock your front differential with the flick of a switch. When engaged, the pneumatic system locks the internal gears to prevent the axle shafts from turning independently, ensuring 100% of available torque is sent to both wheels. This provides maximum traction in technical off-road conditions without compromising the on-road drivability of a conventional open differential.

• Superior Strength: Ultra-durable two-piece design uses minimal moving parts for maximum reliability in extreme environments.
• Precision Seals: Steel-reinforced, elastomer-bonded annular seal designed to withstand extreme temperature fluctuations.
• Timed Locking: Patented locking mechanism ensures high-strength engagement and ultra-fast unlocking.
• MPN: RD90
• Compatibility: Fits Toyota 7.5-inch 10-bolt IFS housings with 27-spline axle shafts.
• Included Hardware: Air Locker differential, activation switch, solenoid valve, air line, and bulkhead fitting.
• Required: Requires an onboard air compressor for operation (sold separately).

Fits select 1983-2019 Ford Bronco, F-150, F-250 Super Duty, Explorer, Ranger, E-Series, and Mazda B-Series/Navajo. This ARB Air Locker RD81 provides 100% on-demand traction for vehicles equipped with the 31-spline Ford 8.8-inch differential.

As a premier traction aid, the Air Locker replaces your factory carrier with a pneumatically operated locking differential. When activated by the flick of a dash-mounted switch, an internal piston compresses the gear set to lock the axle shafts together. This prevents the tires from spinning independently, ensuring maximum torque is delivered to both wheels even when one is suspended in the air or on low-traction surfaces. When disengaged, the unit performs exactly like a standard open differential, maintaining factory on-road cornering and drivability without the tire scrubbing or mechanical noise associated with automatic lockers.

• Precision Design: Ultra-durable two-piece construction with minimal moving parts for maximum reliability in extreme conditions.
• Seal Integrity: Steel reinforced, elastomer bonded annular seal designed to withstand temperature extremes and maintain pressure.
• Timed Locking: Patented locking mechanism ensures high-strength engagement and rapid unlocking.
• Complete Kit: Includes Air Locker differential, solenoid valve, activation switch, nylon air line, and bulkhead fitting.
• Installation Note: Requires an onboard air compressor for operation (sold separately).

• Manufacturer Part Number: RD81
• Spline Count: 31
• Differential Type: Ford 8.8" (Ring Gear)
• Actuation: Pneumatic (Air Operated)

Fits select 2011-2021 Ram 1500 models equipped with the 31-spline 9.25-inch ZF C-clip rear axle.

The ARB Air Locker RD269 is a pneumatically operated locking differential that provides 100% traction on demand. Designed to replace the factory open differential carrier, the Air Locker allows drivers to lock both rear wheels together with the flick of a switch, ensuring maximum power delivery in low-traction off-road environments. When disengaged, the unit functions as a conventional open differential to maintain factory on-road drivability and prevent driveline bind.

Built for extreme durability, this unit features a two-piece design with minimal moving parts and a patented locking mechanism for high strength and rapid response. The internal steel-reinforced, elastomer-bonded annular seal is engineered to perform reliably across extreme temperature ranges. Installation requires an onboard air compressor (sold separately).

• Manufacturer Part Number: RD269
• Axle Type: ZF 9.25-inch Rear (C-Clip)
• Spline Count: 31
• 100% traction on demand without impacting street drivability
• High-strength two-piece design for maximum reliability
• Kit includes: Air Locker differential, activation switch, solenoid valve, airline, and bulkhead fitting

Fits select 2003-2020 Dodge/Ram 2500 and 3500, and 2016-2019 Nissan Titan and Titan XD models equipped with AAM 9.25 or AAM 9.5 axles. The ARB Air Locker RD254 provides 100% traction on demand, allowing you to bridge the gap between street drivability and hardcore off-road performance. Unlike automatic lockers or limited-slip differentials, the Air Locker operates as a conventional open differential for road use, preventing tire scrub and driveline bind. When engaged via the dash-mounted switch, it pneumatically locks the internal gears to ensure both axle shafts turn at the same speed, delivering maximum power to the ground regardless of terrain.

• Authoritative Design: Ultra-durable two-piece construction with minimal moving parts for maximum reliability in extreme environments.
• Timed Locking Mechanism: Patented system offers high-strength engagement and ultra-fast unlocking when traction is no longer required.
• Advanced Sealing: Steel-reinforced, elastomer-bonded annular seal designed to withstand extreme thermal cycles and high-pressure pneumatic operation.
• Kit Includes: Air Locker differential (RD254), activation switch, solenoid valve, heavy-duty air line, and bulkhead fitting hardware.
• Requirement: Requires an onboard air compressor for operation (sold separately).