Name: Eaton GM 8.5in/8.6in Rear Master Differential Installation Kit, 1973-2019 Select Models (K-GM8.5-08R)
Brand: Eaton
SKU: EATK-GM8.5-08R
Price: 153.99 USD
Availability: InStock

Eaton GM 8.5 and 8.6-inch rear master differential installation kit including bearings, seals, and shims.

Eaton GM 8.5in/8.6in Rear Master Differential Installation Kit, 1973-2019 Select Models (K-GM8.5-08R)

$153.99 $174.42

Fits select 1973-2019 Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, and Saab vehicles equipped with the GM 8.5-inch or 8.6-inch rear axle.

The Eaton Master Installation Kit provides all the critical components required to properly install an Eaton differential or replace a ring and pinion set in a single, comprehensive package. This kit is designed to eliminate the guesswork of sourcing individual components, ensuring a precise setup and long-term drivetrain reliability. By utilizing premium-grade bearings and high-quality seals, Eaton ensures quiet operation and professional-standard tolerances for your rear axle assembly.

Compatible with Eaton differential models: 187C148A, 913A481, 19559-010, and 19659-010.
Includes all necessary components for a complete overhaul or differential swap.
Uses premium bearings and races for extended service life and reduced NVH.
Specifically engineered for GM 8.5-inch and 8.6-inch rear differential housings.
Manufacturer Part Number: K-GM8.5-08R

🔧 Fitment & Compatibility

Year	Make	Model	Submodel
1973-1975	Buick	Apollo	Base
1975	Buick	Apollo	SR
2004-2007	Buick	Rainier	CXL
2004-2005	Buick	Rainier	CXL Plus
1999-2000,2002-2008	Cadillac	Escalade	Base
2008	Cadillac	Escalade	Platinum
2003-2008	Cadillac	Escalade ESV	Base
2008	Cadillac	Escalade ESV	Platinum
2002-2008	Cadillac	Escalade EXT	Base
2007-2008	Chevrolet	Avalanche	LS
2007-2008	Chevrolet	Avalanche	LT
2007-2008	Chevrolet	Avalanche	LTZ
2002-2005	Chevrolet	Avalanche 1500	Base
2005-2006	Chevrolet	Avalanche 1500	LS
2005-2006	Chevrolet	Avalanche 1500	LT
2002-2003	Chevrolet	Avalanche 1500	North Face
2002-2003	Chevrolet	Avalanche 1500	On Road Edition
2003	Chevrolet	Avalanche 1500	WBH
2004-2006	Chevrolet	Avalanche 1500	Z66
2002-2006	Chevrolet	Avalanche 1500	Z71
2004	Chevrolet	Colorado	Base
2004,2006-2008	Chevrolet	Colorado	LS
2006-2008	Chevrolet	Colorado	LT
2004-2005	Chevrolet	Colorado	Sport
2004-2005	Chevrolet	Colorado	Sport LS
2006-2008	Chevrolet	Colorado	WT
2004-2005	Chevrolet	Colorado	Z71
2004-2005	Chevrolet	Colorado	Z71 LS
2004-2005	Chevrolet	Colorado	Z85
2004-2005	Chevrolet	Colorado	Z85 LS
1996-2008	Chevrolet	Express 1500	Base
1996-2008	Chevrolet	Express 1500	LS
2001-2002,2006-2008	Chevrolet	Express 1500	LT
1999-2005	Chevrolet	Silverado 1500	Base
2016-2019	Chevrolet	Silverado 1500	Custom
2019	Chevrolet	Silverado 1500	Custom Trail Boss
2014-2019	Chevrolet	Silverado 1500	High Country
2004-2006,2009-2013	Chevrolet	Silverado 1500	Hybrid
1999-2013,2015-2018	Chevrolet	Silverado 1500	LS
1999-2019	Chevrolet	Silverado 1500	LT
2019	Chevrolet	Silverado 1500	LT Trail Boss
2007-2019	Chevrolet	Silverado 1500	LTZ
2019	Chevrolet	Silverado 1500	RST
2003-2006	Chevrolet	Silverado 1500	SS
2015-2019	Chevrolet	Silverado 1500	SSV
2002-2019	Chevrolet	Silverado 1500	WT
2010-2013	Chevrolet	Silverado 1500	XFE
2004-2005	Chevrolet	Silverado 1500	Z71 Off-Road
2003-2006	Chevrolet	SSR	Base
1999-2001,2006	Chevrolet	Tahoe	Base
2008	Chevrolet	Tahoe	Hybrid
2000	Chevrolet	Tahoe	Limited
1999-2008	Chevrolet	Tahoe	LS
1999-2008	Chevrolet	Tahoe	LT
2007-2008	Chevrolet	Tahoe	LTZ
2007-2008	Chevrolet	Tahoe	PPV
2000,2002-2006	Chevrolet	Tahoe	Z71
2008	Chevrolet	Trailblazer	Base
2002-2005,2007	Chevrolet	Trailblazer	LS
2002-2005,2007-2008	Chevrolet	Trailblazer	LT
2002-2003	Chevrolet	Trailblazer	LTZ
2002-2004	Chevrolet	Trailblazer	North Face
2007-2008	Chevrolet	Trailblazer	SS
2003-2006	Chevrolet	Trailblazer EXT	LS
2002-2006	Chevrolet	Trailblazer EXT	LT
2002-2004	Chevrolet	Trailblazer EXT	North Face
2004,2006-2008	GMC	Canyon	SL
2004,2006-2008	GMC	Canyon	SLE
2006-2008	GMC	Canyon	SLT
2006-2008	GMC	Canyon	WT
2004-2005	GMC	Canyon	Z71 Fleet
2004-2005	GMC	Canyon	Z71 SL
2004-2005	GMC	Canyon	Z71 SLE
2004-2005	GMC	Canyon	Z85 SL
2004-2005	GMC	Canyon	Z85 SLE
2005-2008	GMC	Envoy	Denali
2002-2008	GMC	Envoy	SLE
2002-2008	GMC	Envoy	SLT
2005-2006	GMC	Envoy XL	Denali
2002-2006	GMC	Envoy XL	SLE
2002-2006	GMC	Envoy XL	SLT
2004-2005	GMC	Envoy XUV	SLE
2004-2005	GMC	Envoy XUV	SLT
1999-2008	GMC	Savana 1500	Base
2006-2008	GMC	Savana 1500	LS
2006-2008	GMC	Savana 1500	LT
1999-2000,2003-2005	GMC	Savana 1500	SLE
2001-2002	GMC	Savana 1500	SLT
2002-2005	GMC	Sierra 1500	Base
2002-2008	GMC	Sierra 1500	Denali
2002	GMC	Sierra 1500	HT
2005-2006	GMC	Sierra 1500	Hybrid
1999-2003,2006-2008	GMC	Sierra 1500	SL
1999-2008	GMC	Sierra 1500	SLE
1999-2008	GMC	Sierra 1500	SLT
2002-2008	GMC	Sierra 1500	WT
1999-2008	GMC	Yukon	Denali
2008	GMC	Yukon	Hybrid
2006	GMC	Yukon	SL
1999-2008	GMC	Yukon	SLE
1999-2008	GMC	Yukon	SLT
2001-2008	GMC	Yukon XL 1500	Denali
2006	GMC	Yukon XL 1500	SL
2000-2008	GMC	Yukon XL 1500	SLE
2000-2008	GMC	Yukon XL 1500	SLT
2008	Hummer	H3	Adventure
2008	Hummer	H3	Alpha
2006-2008	Hummer	H3	Base
2008	Hummer	H3	Luxury
2007-2008	Hummer	H3	X
2003,2006	Isuzu	Ascender	Base
2003-2005	Isuzu	Ascender	Limited
2003-2006	Isuzu	Ascender	LS
2004-2005,2007-2008	Isuzu	Ascender	S
2006-2009	Saab	9-7x	4.2i
2006-2009	Saab	9-7x	5.3i
2008-2009	Saab	9-7x	Aero
2005	Saab	9-7x	Arc
2005	Saab	9-7x	Linear

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