Axle Results | American Axle & Manufacturing | Aftermarket OE Parts

GM: 9.76" 12 Bolt - Rear Axle

Axle: Axle Shafts

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AAM#	Vehicle Make	Model	Year	Axle Type	Side L/R	# of Teeth	Length	Notes
40103091	GM	Sierra, Silverado, 1500 Series Utility	2007 - 2018	9.76" 12 Bolt - Rear Axle	L/R	33	864.18	With 6 Studs - Utility only
40103092	GM	Suburban, Yukon, Escalade	2014 - 2017	9.76" 12 Bolt - Rear Axle	L/R	33	878.18	With 6 Studs - SUV only
40103094	GM	Sierra, Silverado, 1500 Series Utility	2007 - 2018	9.76" 12 Bolt - Rear Axle	L/R	33	864.18	Axle Shaft Machined. 40103091 without studs
40248180	GM	Silverado/Sierra 1500	2019+	9.76" 12 Bolt - Rear Axle	L/R	33	873.46	T1XX 9.76" LH & RH AXLE SHAFT ASM ELOCKING
40248181	GM	Silverado/Sierra 1500	2019+	9.76" 12 Bolt - Rear Axle	L/R	33	874.28	T1XX 9.76"LH & RH AXLE SHAFT ASM G80

Differential Cases - Internal Gears

Axle: Differential Cases - Internal Gears

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AAM#	Vehicle Make	Model	Year	Axle Type	Axle Ratio	# of Teeth	Notes
40090727	GM	1500 Series 6.2L V8 Pick up and Utility, Silverado, Sierra, Yuko	2014 - 2016	9.76" 12 Bolt - Rear Axle	3.23 / 13x42	33 / 1.41"	Use with: 976K2323GEARKIT
40090728	GM	1500 Series 6.2L V8 Pick up and Utility, Silverado, Sierra, Yuko	2014 - 2016	9.76" 12 Bolt - Rear Axle	3.42, 3.73	33 / 1.41"	Use with: 976K2342GEARKIT or 976K2373GEARKIT
40090728	GM	1500 Series 6.2L V8 Pick up, Silverado, Sierra	2019+	9.76" 12 Bolt - Rear Axle	3.42	33 / 1.41"	DIFFERENTIAL ASM, STANDARD T1XX REAR AXLE 9.5" 3.42

Differential Cases - Traction Enhancing

Axle: Differential Cases - Traction Enhancing

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AAM#	Vehicle Make	Model	Year	Axle Type	Axle Ratio	# of Teeth	Notes
40238476	GM	Silverado/Sierra 1500	2022+	9.76" 12 Bolt - Rear Axle	3.23	33	Differential with Electric Locker

Axle: Pinion Flanges

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AAM#	Vehicle Make	Model	Year	Series	Axle Type	# of Teeth	Notes
40184028	GM	Silverado / Sierra 1500	2019+	Pinion Flanges	9.76" 12 Bolt - Rear Axle	32	FLANGE ASSEMBLY T1XX 9.5"/9.76" STD REAR AXLE
40197656	GM	Silverado / Sierra 1500	2019+	Flange	9.76" 12 Bolt - Rear Axle	32	FLANGE ASSEMBLY T1XX 9.76" ELD REAR AXLE

Axle: Pinion Seal

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AAM#	Vehicle Make	Year	Axle Type	Notes
40169443	GM	2019+	9.76" 12 Bolt - Rear Axle

Ring & Pinion Gear Sets

Axle: Ring & Pinion Gear Sets

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AAM#	Vehicle Make	Model	Year	Axle Type	Axle Ratio	Notes
976K2323GEARKIT	GM	1500 Series 6.2L V8 Pick up and Utility, Silverado, Sierra, Yuko	2014 - 2018	9.76" 12 Bolt - Rear Axle	3.23 / 13x42	K2XX Aftermarket Gear Set Kit
976K2342GEARKIT	GM	1500 Series 6.2L V8 Pick up and Utility, Silverado, Sierra, Yuko	2014 - 2018	9.76" 12 Bolt - Rear Axle	3.42 / 12x41	K2XX Aftermarket Gear Set Kit
976K2373GEARKIT	GM	1500 Series 6.2L V8 Pick up and Utility, Silverado, Sierra, Yuko	2014 - 2018	9.76" 12 Bolt - Rear Axle	3.73 / 11x41	K2XX Aftermarket Gear Set Kit
976T1323GEARKIT	GM	Silverado / Sierra	2019+	9.76" 12 Bolt - Rear Axle	3.23 / 13x42	T1XX Aftermarket Gear Set Kit
976T1342GEARKIT	GM	Silverado / Sierra	2019+	9.76" 12 Bolt - Rear Axle	3.42 / 12x41	T1XX Aftermarket Gear Set Kit
976T1373GEARKIT	GM	Silverado / Sierra	2019+	9.76" 12 Bolt - Rear Axle	3.73 / 11x41	T1XX Aftermarket Gear Set Kit

Installation Parts and Kits: ABS Tone Rings

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
40030759	ABS Tone Ring	GM			9.76" 12 Bolt - Rear Axle	INSIDE AXLE TUBE - 32 TEETH (2007+ GMT900)

Adjusters and Retainers

Installation Parts and Kits: Adjusters and Retainers

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
14012746	Semi Float Axle C-Lock	GM			9.76" 12 Bolt - Rear Axle

Collapsible Spacers

Installation Parts and Kits: Collapsible Spacers

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
40088807	Collapsible Spacer	GM		2014 - 2016	9.76" 12 Bolt - Rear Axle

Electric Shift Actuators

Installation Parts and Kits: Electric Shift Actuators

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
40243904	Electric Shift Actuator	GM	Silverado, Sierra 1500	2019+	9.76" 12 Bolt - Rear Axle	ACTUATOR ASM T1XX 9.76" ELD REAR AXLE

Master Bearing Kits

Installation Parts and Kits: Master Bearing Kits

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
74067021		GM	Sierra, Silverado, Suburban, Yukon, Escalade, Denali, Avalanche,	2014 - 2016	9.76" 12 Bolt - Rear Axle
74067034		GM	Silverado / Sierra 1500	2019+	9.76" 12 Bolt - Rear Axle	MASTER BEARING KIT T1XX LD 9.76" STD/ELOCKER Rear 2019+

Needle Bearings

Installation Parts and Kits: Needle Bearings

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
40008157	Axle Shaft Roller Bearing	GM	All	All	9.76" 12 Bolt - Rear Axle	41x71x26

Nuts, Washers, and Bolts

Installation Parts and Kits: Nuts, Washers, and Bolts

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
40037574	Pinion Nut	GM			9.76" 12 Bolt - Rear Axle	M22 x 1.5 - 6 PT FLANGE HEX - STAKE
40064367	Ring Gear Bolt	GM	1500 Series 6.2L V8 Pick up and Utility, Silverado, Sierra, Yuko	2014 - 2016	9.76" 12 Bolt - Rear Axle	M12 x 1.5 x 22 - LH 6 PT FLANGE HEX W/ ADHESIVE

Seals and Gaskets

Installation Parts and Kits: Seals and Gaskets

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AAM#	Part Type	Vehicle Make	Model	Year	Axle Type	Notes
40088005	Coverpan Gasket	GM			9.76" 12 Bolt - Rear Axle	(ROM)
40088808	Pinion Seal	GM		2014	9.76" 12 Bolt - Rear Axle