Timken NP099285 Differential Pinion Race - Front Inner, Rear Inner or Rear Outer

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Timken NP099285 Differential Pinion Race - Front Inner, Rear Inner or Rear Outer

Brand	Timken NP099285
Position	Front Inner
Fits	Cadillac, Chevrolet, and GMC · 186 vehicles

Tapered roller bearing. Engineered for higher speeds, heavier loads, and longer life.

Radial and axial loads. Built to manage both for dependable performance in compact space.

Replace cone and cup. Installing both at once helps maximize reliability and service life.

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Timken Differential Pinion Race NP099285

Timken NP099285 is a differential pinion race for driveline and axle service, built for applications that need precise bearing support under radial and axial load. It is a fitment-based replacement for select Chevrolet, GMC, Cadillac, and Hummer vehicles across front inner, rear inner, and rear outer positions.

Key Features

Timken tapered roller bearing component for differential pinion service
Supports both radial and axial loads in compact driveline assemblies
Engineered for higher operating speeds, heavier loads, and extended service life
Use with the matching cone and cup replacement approach for reliable bearing service
Fits select Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra 1500 applications
Part number NP099285 for accurate ordering and service matching

Detailed Description

Timken NP099285 is a differential pinion race used in tapered roller bearing assemblies for axle and differential repair. Timken’s bearing engineering focuses on durability, load handling, and consistent performance in compact driveline packaging. For service work, replacing the inner cone and outer cup together helps restore proper bearing function and long-term reliability. This part number NP099285 is listed for a wide range of GM truck and SUV applications, including Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade models.

Compatible fitment includes 2003-2020 Cadillac Escalade, front inner; 2003-2020 Cadillac Escalade ESV, front inner; 2014-2020 GMC Sierra 1500, rear inner; and 2009-2013 Chevrolet Silverado 1500, rear inner with 8.5 in. and 8.6 in. ring gear and 3.42 drive ratio. Additional coverage includes 2001-2007 Chevrolet Express 1500, 2001-2007 GMC Savana 1500, and 2003-2006 Chevrolet Tahoe front inner applications.

What It Helps Address

Noise from worn differential pinion bearing surfaces
Excessive play or roughness in the pinion bearing area
Gear mesh issues caused by bearing wear
Service needs on GM front and rear differential assemblies
Repair work on Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra 1500 driveline systems

Installation Notes and Tips

Verify the axle, ring gear size, drive ratio, and bearing position before installation. This part is listed for front inner, rear inner, and rear outer positions depending on vehicle application, so match the exact fitment row to the vehicle being serviced. During differential repair, inspect the mating cone and cup surfaces and replace both bearing components together when wear is present. Confirm the pinion setup and bearing preload specifications during reassembly.

Quality Assurance

Timken is a recognized global leader in tapered roller bearings, with engineering support focused on load capacity, speed capability, and service life. NP099285 is built to Timken bearing standards for differential service and precise fitment.

This part fits 186 vehicles

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

Year	Make	Model	Body Type	Drive Type	Transmission	Position	Notes
2020	Cadillac	Escalade	—	4WD	—	Front Inner	—
2020	Cadillac	Escalade ESV	—	4WD	—	Front Inner	—
2020	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2019	Cadillac	Escalade	—	4WD	—	Front Inner	—
2019	Cadillac	Escalade ESV	—	4WD	—	Front Inner	—
2019	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2018	Cadillac	Escalade	—	4WD	—	Front Inner	—
2018	Cadillac	Escalade ESV	—	4WD	—	Front Inner	—
2018	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2017	Cadillac	Escalade	—	4WD	—	Front Inner	—
2017	Cadillac	Escalade ESV	—	4WD	—	Front Inner	—
2017	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2016	Cadillac	Escalade	—	4WD	—	Front Inner	—
2016	Cadillac	Escalade ESV	—	4WD	—	Front Inner	—
2016	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2015	Cadillac	Escalade	—	4WD	—	Front Inner	—
2015	Cadillac	Escalade ESV	—	4WD	—	Front Inner	—
2015	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2014	Cadillac	Escalade	—	AWD	—	Front Inner	—
2014	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2014	Chevrolet	Suburban 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2014	GMC	Sierra 1500	—	—	—	Rear Inner	8.5", 8.625" Ring Gear
2013	Cadillac	Escalade	—	AWD	—	Front Inner	—
2013	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2013	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2013	Chevrolet	Avalanche	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2013	Chevrolet	Silverado 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2013	Chevrolet	Suburban 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2013	GMC	Sierra 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2012	Cadillac	Escalade	—	AWD	—	Front Inner	—
2012	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2012	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2012	Chevrolet	Avalanche	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2012	Chevrolet	Colorado	—	—	—	Rear Inner	Drive Ratio 3.42
2012	Chevrolet	Silverado 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2012	Chevrolet	Suburban 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2012	GMC	Canyon	—	—	—	Rear Inner	Drive Ratio 3.42
2012	GMC	Sierra 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2011	Cadillac	Escalade	—	AWD	—	Front Inner	—
2011	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2011	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2011	Chevrolet	Avalanche	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2011	Chevrolet	Colorado	—	—	—	Rear Inner	Drive Ratio 3.42
2011	Chevrolet	Silverado 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2011	Chevrolet	Suburban 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2011	GMC	Canyon	—	—	—	Rear Inner	Drive Ratio 3.42
2011	GMC	Sierra 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2010	Cadillac	Escalade	—	AWD	—	Front Inner	—
2010	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2010	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2010	Chevrolet	Avalanche	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2010	Chevrolet	Colorado	—	—	—	Rear Inner	Drive Ratio 3.42
2010	Chevrolet	Silverado 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2010	Chevrolet	Suburban 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2010	GMC	Canyon	—	—	—	Rear Inner	Drive Ratio 3.42
2010	GMC	Sierra 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2010	Hummer	H3	—	—	—	Rear Inner	—
2010	Hummer	H3T	—	—	—	Rear Inner	—
2009	Cadillac	Escalade	—	AWD	—	Front Inner	—
2009	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2009	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2009	Chevrolet	Avalanche	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2009	Chevrolet	Colorado	—	—	—	Rear Inner	Drive Ratio 3.42
2009	Chevrolet	Silverado 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2009	Chevrolet	Suburban 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2009	GMC	Canyon	—	—	—	Rear Inner	Drive Ratio 3.42
2009	GMC	Sierra 1500	—	—	—	Rear Inner	Fits 8.5 in. & 8.6 in. ring gear with 3.42 drive ratio.
2009	Hummer	H3	—	—	—	Rear Inner	—
2009	Hummer	H3T	—	—	—	Rear Inner	—
2008	Cadillac	Escalade	—	AWD	—	Front Inner	—
2008	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2008	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2008	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2007	Cadillac	Escalade	—	AWD	—	Front Inner	—
2007	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2007	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2007	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2007	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2007	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2006	Cadillac	Escalade	—	AWD	—	Front Inner	—
2006	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2006	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2006	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2006	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2006	Chevrolet	Silverado 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2006	Chevrolet	Silverado 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2006	Chevrolet	SSR	—	—	Automatic	Rear Inner	—
2006	Chevrolet	Suburban 1500	Sport Utility	4WD	—	Front Inner	—
2006	Chevrolet	Suburban 1500	Sport Utility	AWD	—	Front Inner	—
2006	Chevrolet	Tahoe	Sport Utility	4WD	—	Front Inner	—
2006	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2006	GMC	Yukon	Sport Utility	4WD	—	Front Inner	—
2006	GMC	Yukon	Sport Utility	AWD	—	Front Inner	—
2006	GMC	Yukon XL 1500	Sport Utility	4WD	—	Front Inner	—
2006	GMC	Yukon XL 1500	Sport Utility	AWD	—	Front Inner	—
2006	GMC	Yukon XL 2500	Sport Utility	4WD	—	Front Inner	—
2005	Cadillac	Escalade	—	AWD	—	Front Inner	—
2005	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2005	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2005	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2005	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2005	Chevrolet	Silverado 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2005	Chevrolet	Silverado 1500	Extended Cab Pickup	AWD	—	Front Inner	—
2005	Chevrolet	Silverado 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2005	Chevrolet	Silverado 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2005	Chevrolet	SSR	—	—	Automatic	Rear Inner	—
2005	Chevrolet	Suburban 1500	Sport Utility	4WD	—	Front Inner	—
2005	Chevrolet	Tahoe	Sport Utility	4WD	—	Front Inner	—
2005	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2005	GMC	Sierra 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2005	GMC	Sierra 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2005	GMC	Yukon	Sport Utility	4WD	—	Front Inner	—
2005	GMC	Yukon	Sport Utility	AWD	—	Front Inner	—
2005	GMC	Yukon XL 1500	Sport Utility	4WD	—	Front Inner	—
2005	GMC	Yukon XL 1500	Sport Utility	AWD	—	Front Inner	—
2005	GMC	Yukon XL 2500	Sport Utility	4WD	—	Front Inner	—
2004	Cadillac	Escalade	—	AWD	—	Front Inner	—
2004	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2004	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2004	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2004	Chevrolet	Avalanche 2500	—	—	—	Rear Outer	10.5 in. Ring Gear; Heavy Duty
2004	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2004	Chevrolet	Express 2500	—	—	—	Rear Outer	—
2004	Chevrolet	Silverado 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2004	Chevrolet	Silverado 1500	Extended Cab Pickup	AWD	—	Front Inner	—
2004	Chevrolet	Silverado 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2004	Chevrolet	Silverado 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2004	Chevrolet	Silverado 2500 HD	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2004	Chevrolet	Silverado 3500	—	—	—	Rear Outer	10.5 Inch Ring Gear Heavy Duty Differential Pinion Bearing
2004	Chevrolet	Silverado 3500	—	—	—	Rear Outer	10.5 in. Ring Gear - Non Heavy Duty
2004	Chevrolet	SSR	—	—	—	Rear Inner	—
2004	Chevrolet	Suburban 1500	Sport Utility	4WD	—	Front Inner	—
2004	Chevrolet	Suburban 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2004	Chevrolet	Tahoe	Sport Utility	4WD	—	Front Inner	—
2004	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2004	GMC	Savana 2500	—	—	—	Rear Outer	—
2004	GMC	Sierra 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2004	GMC	Sierra 1500	Extended Cab Pickup	AWD	—	Front Inner	—
2004	GMC	Sierra 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2004	GMC	Sierra 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2004	GMC	Sierra 2500 HD	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2004	GMC	Sierra 3500	—	—	—	Rear Outer	10.5 Inch Ring Gear Heavy Duty Differential Pinion Bearing
2004	GMC	Sierra 3500	—	—	—	Rear Outer	10.5 in. Ring Gear - Non Heavy Duty
2004	GMC	Yukon	Sport Utility	4WD	—	Front Inner	—
2004	GMC	Yukon	Sport Utility	AWD	—	Front Inner	—
2004	GMC	Yukon XL 1500	Sport Utility	4WD	—	Front Inner	—
2004	GMC	Yukon XL 1500	Sport Utility	AWD	—	Front Inner	—
2004	GMC	Yukon XL 1500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2004	GMC	Yukon XL 2500	Sport Utility	4WD	—	Front Inner	—
2004	GMC	Yukon XL 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	Cadillac	Escalade	—	AWD	—	Front Inner	—
2003	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2003	Cadillac	Escalade ESV	—	AWD	—	Front Inner	—
2003	Cadillac	Escalade EXT	—	AWD	—	Front Inner	—
2003	Chevrolet	Avalanche 2500	—	—	—	Rear Outer	10.5 in. Ring Gear; Heavy Duty
2003	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2003	Chevrolet	Silverado 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2003	Chevrolet	Silverado 1500	Extended Cab Pickup	AWD	—	Front Inner	—
2003	Chevrolet	Silverado 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2003	Chevrolet	Silverado 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	Chevrolet	Silverado 2500 HD	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	Chevrolet	Silverado 3500	—	—	—	Rear Outer	10.5 Inch Ring Gear Heavy Duty Differential Pinion Bearing
2003	Chevrolet	Silverado 3500	—	—	—	Rear Outer	10.5 in. Ring Gear - Non Heavy Duty
2003	Chevrolet	SSR	—	—	—	Rear Inner	—
2003	Chevrolet	Suburban 1500	Sport Utility	4WD	—	Front Inner	—
2003	Chevrolet	Suburban 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	Chevrolet	Tahoe	Sport Utility	4WD	—	Front Inner	—
2003	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2003	GMC	Sierra 1500	Extended Cab Pickup	4WD	—	Front Inner	—
2003	GMC	Sierra 1500	Extended Cab Pickup	AWD	—	Front Inner	—
2003	GMC	Sierra 1500	Standard Cab Pickup	4WD	—	Front Inner	—
2003	GMC	Sierra 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	GMC	Sierra 2500 HD	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	GMC	Sierra 3500	—	—	—	Rear Outer	10.5 Inch Ring Gear Heavy Duty Differential Pinion Bearing
2003	GMC	Sierra 3500	—	—	—	Rear Outer	10.5 in. Ring Gear - Non Heavy Duty
2003	GMC	Yukon XL 1500	Sport Utility	4WD	—	Front Inner	—
2003	GMC	Yukon XL 1500	Sport Utility	AWD	—	Front Inner	—
2003	GMC	Yukon XL 1500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2003	GMC	Yukon XL 2500	Sport Utility	4WD	—	Front Inner	—
2003	GMC	Yukon XL 2500	—	—	—	Rear Outer	10.5 in., 11.5 in. Ring Gear
2002	Cadillac	Escalade	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2002	Chevrolet	Avalanche 2500	—	—	—	Rear Outer	10.5 in. Ring Gear; Heavy Duty
2002	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2002	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2001	Chevrolet	Express 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
2001	GMC	Savana 1500	—	—	—	Rear Inner	Differential Pinion Race compatible with 8.6 inch ring gear.
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