Bosch SR8631X Starter Motor

Brand	Bosch SR8631X
Mounting Bolt Hole Quantity	2
Mounting Hardware Included	No
Mounting Shims Included	No
New Or Remanufactured	Remanufactured
Nose Cone Material	Aluminum
Nose Cone Type	Closed Nose
Original Equipment Manufacturer Names	BO
Power Rating	1.4
Solenoid Attached	Yes
Starter Finish	Aluminum
Starter Rotation	Clockwise
Tooth Quantity	9
Voltage	12
Product line	Starter (Remanufactured)
Fits	Chevrolet, GMC, Saab, Buick, Isuzu, and Cadillac · 161 vehicles

Remanufactured starter. Built and tested for dependable performance and reliability.

Aluminum nose cone. Lightweight construction with a closed-nose design.

Integrated solenoid. Ready for a cleaner, simpler installation.

Cross-references 89017440, 89017630 and 89017631 for the same application. See all 6.

$172.69Free shipping

In stock · usually ships same day before 1pm CST

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Bosch SR8631X Remanufactured Starter

The Bosch SR8631X is a remanufactured 12-volt starter built for direct replacement in a wide range of GM trucks, SUVs, and vans. It is designed for dependable cranking performance with a clockwise rotation, integrated solenoid, and a 9-tooth drive for the listed applications.

Key Features

Remanufactured Bosch starter for 12-volt starting systems
1.4 power rating for OE-style starting performance
Clockwise starter rotation
Integrated solenoid attached
Aluminum closed nose cone and aluminum finish
2 mounting bolt holes for the specified applications
9-tooth drive gear
Compatible with select Chevrolet, GMC, Cadillac, Buick, Saab, and Isuzu vehicles

Product Details

Bosch Premium Starters are remanufactured, built, and tested to deliver consistent starting performance and reliability. The SR8631X is engineered for vehicles that use a clockwise-rotation starter with a closed aluminum nose cone and attached solenoid. This part number, SR8631X, is a direct-fit starter for many 2002-2009 Chevrolet Trailblazer, GMC Envoy, Chevrolet Silverado 1500, GMC Sierra 1500, and related GM applications.

This part cross-references Bosch-style replacement numbers 89017440 and 89017630 for the same application.

Vehicle Fitment

Fits 2006-2009 Chevrolet Trailblazer, N/A
Fits 2005-2009 GMC Envoy, N/A
Fits 2007-2008 Chevrolet Avalanche, N/A
Fits 2003-2008 Chevrolet Silverado 1500, N/A
Fits 2003-2008 Chevrolet Suburban 1500, N/A
Fits 2003-2008 Chevrolet Tahoe, N/A
Fits 2003-2008 GMC Sierra 1500, N/A
Fits 2002-2008 GMC Yukon, N/A
Fits 2002-2008 GMC Yukon XL 1500, N/A
Fits 2005-2008 Saab 9-7x, N/A
Fits 2004-2007 Buick Rainier, N/A
Fits 2004-2007 Chevrolet Express 1500, N/A
Fits 2003-2007 Chevrolet Express 2500, N/A
Fits 2004-2007 Chevrolet Express 3500, N/A
Fits 2007 Chevrolet Silverado 1500 Classic, N/A
Fits 2004-2007 GMC Savana 1500, N/A
Fits 2003-2007 GMC Savana 2500, N/A
Fits 2004-2007 GMC Savana 3500, N/A
Fits 2007 GMC Sierra 1500 Classic, N/A
Fits 2003-2006 Chevrolet Avalanche 1500, N/A
Fits 2004-2006 Chevrolet Trailblazer EXT, N/A
Fits 2004-2006 GMC Envoy XL, N/A
Fits 2004-2006 Isuzu Ascender, N/A
Fits 2003-2005 Cadillac Escalade, N/A
Fits 2003-2005 Cadillac Escalade ESV, N/A
Fits 2003-2005 Cadillac Escalade EXT, N/A
Fits 2003-2005 Chevrolet SSR, N/A
Fits 2004-2005 GMC Envoy XUV, N/A

Installation Notes

Verify the vehicle’s original starter configuration before installation, including 12-volt system requirements, clockwise rotation, 2-bolt mounting, and 9-tooth drive engagement. Mounting hardware and shims are not included, so reuse or source the correct hardware as needed for the application. Confirm clearance around the aluminum closed nose cone and ensure the solenoid connection matches the vehicle harness.

Quality Assurance

This Bosch remanufactured starter is built and tested to meet the performance and reliability expectations of Bosch Premium Starters. The remanufactured construction supports OE-style replacement for the listed Chevrolet, GMC, Cadillac, Buick, Saab, and Isuzu applications, including Silverado 1500, Sierra 1500, Tahoe, and Envoy fitments.

This part fits 161 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Drive Type	Liters	Cylinders	Fuel Type	Position	Notes
2009	Chevrolet	Trailblazer	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2009	GMC	Envoy	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Avalanche	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Silverado 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Silverado 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Suburban 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Tahoe	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Tahoe	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	Chevrolet	Trailblazer	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	GMC	Envoy	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	GMC	Sierra 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	GMC	Sierra 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2008	GMC	Yukon	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2008	GMC	Yukon	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	GMC	Yukon XL 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2008	Saab	9-7x	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Buick	Rainier	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Avalanche	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Express 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Express 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Express 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Silverado 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Silverado 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Silverado 1500 Classic	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Silverado 1500 Classic	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2007	Chevrolet	Silverado 1500 Classic	4WD	5.3L	V8	ELECTRIC/GAS	N/A	Starter (Remanufactured)
2007	Chevrolet	Silverado 1500 Classic	—	5.3L	V8	GAS	N/A	Starter (Remanufactured)
2007	Chevrolet	Suburban 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Tahoe	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Tahoe	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	Chevrolet	Trailblazer	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Envoy	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Savana 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Savana 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Savana 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Sierra 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Sierra 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Sierra 1500 Classic	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Sierra 1500 Classic	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2007	GMC	Sierra 1500 Classic	—	5.3L	V8	GAS	N/A	Starter (Remanufactured)
2007	GMC	Yukon	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Yukon	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	GMC	Yukon XL 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2007	Saab	9-7x	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Buick	Rainier	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Avalanche 1500	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2006	Chevrolet	Express 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Express 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Express 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Silverado 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Silverado 1500	—	5.3L	V8	GAS	N/A	Starter (Remanufactured)
2006	Chevrolet	Silverado 1500	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2006	Chevrolet	Silverado 1500	4WD	5.3L	V8	ELECTRIC/GAS	N/A	Starter (Remanufactured)
2006	Chevrolet	Suburban 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Tahoe	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Tahoe	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Trailblazer	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Chevrolet	Trailblazer EXT	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Envoy	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Envoy XL	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Savana 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Savana 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Savana 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Sierra 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Sierra 1500	—	5.3L	V8	GAS	N/A	Starter (Remanufactured)
2006	GMC	Sierra 1500	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2006	GMC	Yukon	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Yukon	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	GMC	Yukon XL 1500	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2006	GMC	Yukon XL 1500	4WD	5.3L	V8	GAS	N/A	Starter (Remanufactured)
2006	Isuzu	Ascender	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2006	Saab	9-7x	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Buick	Rainier	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Cadillac	Escalade	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Cadillac	Escalade ESV	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	Cadillac	Escalade EXT	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Avalanche 1500	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2005	Chevrolet	Express 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Express 2500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Express 2500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Express 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Express 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Silverado 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Silverado 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	SSR	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Suburban 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Tahoe	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Tahoe	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	Chevrolet	Trailblazer EXT	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Envoy	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Envoy XL	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Envoy XUV	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Savana 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Savana 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Savana 2500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Savana 2500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Savana 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Sierra 1500	—	5.3L	V8	FLEX	N/A	Starter (Remanufactured)
2005	GMC	Sierra 1500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Sierra 1500	4WD	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Sierra 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Sierra 1500	—	5.3L	V8	GAS	N/A	Starter (Remanufactured)
2005	GMC	Yukon	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Yukon	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Yukon	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Yukon XL 1500	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2005	GMC	Yukon XL 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Isuzu	Ascender	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2005	Saab	9-7x	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Buick	Rainier	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Cadillac	Escalade	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Cadillac	Escalade ESV	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2004	Cadillac	Escalade EXT	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Avalanche 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Express 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Express 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Express 2500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Express 2500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Express 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Silverado 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Silverado 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	SSR	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Suburban 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Tahoe	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Tahoe	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	Chevrolet	Trailblazer EXT	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Envoy XL	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Envoy XUV	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Savana 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Savana 2500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Savana 2500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Savana 2500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Savana 3500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Sierra 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Sierra 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Yukon	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Yukon	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Yukon	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Yukon XL 1500	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2004	GMC	Yukon XL 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2004	Isuzu	Ascender	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Cadillac	Escalade	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Cadillac	Escalade ESV	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2003	Cadillac	Escalade EXT	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	Avalanche 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	Express 2500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	Silverado 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	SSR	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	Suburban 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	Tahoe	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	Chevrolet	Tahoe	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Savana 2500	AWD	6.0L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Sierra 1500	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Sierra 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Yukon	—	4.8L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Yukon	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Yukon	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Yukon XL 1500	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2003	GMC	Yukon XL 1500	—	5.3L	V8	—	N/A	Starter (Remanufactured)
2002	GMC	Yukon	—	6.0L	V8	—	N/A	Starter (Remanufactured)
2002	GMC	Yukon XL 1500	—	6.0L	V8	—	N/A	Starter (Remanufactured)
No rows match your filter.

Directly replaces or cross-references 6 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

8901744089017630890176318901812388901744008890176310