Home / Shop / Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears Gear, Pinion, Ratio, GM, 8.5 in/8.6 in., Set

Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears Gear, Pinion, Ratio, GM, 8.5 in/8.6 in., Set

SKU: MGRGM10-373

Ring and Pinion Gears

Motive Gear

Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears Gear, Pinion, Ratio, GM, 8.5 in/8.6 in., Set

SKU: MGRGM10-373

Ring and Pinion Gears

IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

We accept

Description

Motive Gear is the leading manufacturer of driveline products for just about any vehicle, whether it is a stock daily driver or a full-competition 4x4 or race car. They are proud to offer an unmatched selection of quality components engineered and manufactured for the vehicle and for the way it is driven. Motive Gear ring and pinion sets are engineered to meet or exceed OEM specifications at a price that won't break your budget. Their broad selection of ring and pinion ratios is available for just about every vehicle made from the 1940s through the present.

All Motive Gear products meet strict quality standards through advanced manufacturing techniques and are backed by their strong warranty. Their in-house quality control lab utilizes state-of-the-art equipment to continuously check Motive Gear products for strength, tolerance, and hardness. Only after meeting stringent quality standards are Motive Gear products packaged and ready for delivery.

Part Type

Ring and Pinion Gears

Data: v4.2 - Upd: 2026-10-08 16:20:15

Specifications

Product Attributes - Brand: Motive Gear
Product Attributes - Manufacturer's Part Number: GM10-373
Product Attributes - Part Type: Ring and Pinion Gears
Product Attributes - Product Line: Motive Gear Ring and Pinion Sets
Product Attributes - UPC: 698231020173
Product Attributes - Differential Case Design Type: GM 8.5/8.6 in.
Product Attributes - Ring and Pinion Ratio: 3.73:1
Product Attributes - Cover Bolts: 10
Product Attributes - Ring Gear Bolts: 10
Product Attributes - Pinion Spline Count: 30
Product Attributes - Ring Gear Rotation: Standard
Product Attributes - Ring Gear Teeth: 41
Product Attributes - Pinion Gear Teeth: 11
Product Attributes - Ring Gear Diameter (in.): 8.500 in.
Product Attributes - Pinion Shaft Diameter (in.): 1.626 in.
Product Attributes - Installation Kit Included: No
Product Attributes - Cover Gasket Included: No
Product Attributes - Pinion Shims Included: No
Product Attributes - Carrier Shims Included: No
Product Attributes - Crush Sleeve Included: No
Product Attributes - Pinion Seal Included: No
Product Attributes - Pinion Nut Included: No
Product Attributes - Ring Gear Bolts Included: No
Product Attributes - Head Bearing Included: No
Product Attributes - Tail Bearing Included: No
Product Attributes - Carrier Bearings Included: No
Product Attributes - Axle Seals Included: No
Product Attributes - Axle Bearings Included: No
Product Attributes - Differential Cover Included: No
Product Attributes - Differential Oil Included: No
Product Attributes - Friction Modifier Included: No
Product Attributes - Installation DVD Included: No
Product Attributes - Quantity: Sold as a set.
Product Attributes - Notes: The pinion in this gear set will accept the factory ABS reluctor.
Product Attributes - Special Attention: Must use 2.73:1 or numerically higher ratio carrier.

Reference Information

Brand Name/s	Motive Gear
StreetFX SKU	mgrGM10-373
SFX Item ID	4797110
Supplier Item Code	4797110
Manufacturer SKU	GM10-373
Manufacturer UPC	6982310201732
Alternative References	MOTGM10-373, in/8.6

Compatibility

Application Data

Application Notes	8.5 In. Ring Gear; w/3.73 Axle Ratio
Axle Location	Rear
Beginning Year	1973
CC	4097
CID	250
Ending Year	1973
Engine Family	CHEVROLET L6 GAS
Engine Size	4.1L/250
Engine Type	L6
Engine VIN Code	D
Liter	4.1
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	8.5 In. Ring Gear; w/3.73 Axle Ratio
Axle Location	Rear
Beginning Year	1973
CC	4098
CID	250
Ending Year	1973
Engine Family	CHEVROLET L6 GAS
Engine Size	4.1L/250
Engine Type	L6
Engine VIN Code	D
Liter	4.1
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	8.5 In. Ring Gear; w/3.73 Axle Ratio
Axle Location	Rear
Beginning Year	1973
CID	350
Ending Year	1973
Engine Family	BUICK V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	H
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	8.5 In. Ring Gear; w/3.73 Axle Ratio
Axle Location	Rear
Beginning Year	1973
CID	350
Ending Year	1973
Engine Family	BUICK V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	J
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Beginning Year 1973
CC 4097
CID 250
Ending Year 1974
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1973
CC 4098
CID 250
Ending Year 1974
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1973
CC 4097
CID 250
Ending Year 1974
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1973
CC 4098
CID 250
Ending Year 1974
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1973
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1973
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1973
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1973
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1975
CID 250
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1975
CID 250
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1975
CID 260
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 4.3L/260
Engine Type V8
Engine VIN Code F
Liter 4.3
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1975
CID 260
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 4.3L/260
Engine Type V8
Engine VIN Code F
Liter 4.3
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Axle Location Rear
Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1975
CID 250
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel SR
Axle Location Rear
Beginning Year 1975
CID 250
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel SR
Beginning Year 1975
CID 260
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 4.3L/260
Engine Type V8
Engine VIN Code F
Liter 4.3
Make BUICK
Model APOLLO
Region USA
Submodel SR
Axle Location Rear
Beginning Year 1975
CID 260
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 4.3L/260
Engine Type V8
Engine VIN Code F
Liter 4.3
Make BUICK
Model APOLLO
Region USA
Submodel SR
Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel SR

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Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears Gear, Pinion, Ratio, GM, 8.5 in/8.6 in., Set

Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears Gear, Pinion, Ratio, GM, 8.5 in/8.6 in., Set

Description

Part Type

Specifications

Reference Information

Compatibility

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