Motive Gear BP882373 Differential Ring & Pinion, For GM 8.2" BOP Gear Ratio 3.73, 10-Bolt 27 Spline 11 Pinion & 41 Ring Teeth – Fits Buick Oldsmobile Pontiac Replaces Yukon YG GMBOP-373 Dorman 697-803

Brand: Motive Gear

Features:

• 3.73 Gear Ratio for GM 8.2" BOP Rear Axles – Ideal performance ratio for vintage GM Buick, Oldsmobile, and Pontiac models without C-clips.
• High-Quality 8620 Steel Construction – Forged for durability and precision-machined for smooth, quiet operation in high-load conditions.
• Standard Rotation with 10-Bolt Ring Gear – Features 11-tooth pinion and 41-tooth ring gear; 27-spline pinion with 1.438” shaft diameter.
• Fits Carrier Breaks of 3.36 and Higher – Designed for factory differentials using bolt-in axles; not compatible with C-clip axle designs.
• Backed by 2-Year/100,000-Mile Warranty – Manufactured by Motive Gear, a leader in differential components for classic and performance applications.

Release Date: 29-01-2016

model number: BP882373

Part Number: BP882373

Details: Short Summary:
The Motive Gear BP882373 ring and pinion set offers a 3.73 gear ratio for GM 8.2" BOP differentials found in classic Buick, Oldsmobile, and Pontiac vehicles. Engineered with 8620 steel and a non C-clip design, this set delivers quiet performance and exceptional strength.

Key Features
Application: GM 8.2" BOP (Buick/Olds/Pontiac) Gear Ratio: 3.73 Differential Carrier Break: 3.36 and Higher Pinion Teeth: 11 | Ring Teeth: 41 Pinion Shaft Diameter: 1.438" Pinion Spline Count: 27 Ring Gear Outside Diameter: 8.2" Ring Gear Bolt Count: 10 Material: 8620 Steel Design: Standard Rotation, Non-C-Clip Warranty: 2 Years or 100,000 Miles

Vehicle Compatibility
Buick 1964–1972 Buick Electra 1965–1967 Buick Gran Sport 1970–1972 Buick GS / GS 350 / GS 400 / GS 455 1964–1972 Buick Skylark / Special / Sportwagon Oldsmobile 1965–1971 Oldsmobile 442 1964–1972 Oldsmobile Cutlass / Cutlass Supreme Pontiac 1964–1972 Pontiac Bonneville / Catalina / Grand Prix / GTO 1967–1971 Pontiac Firebird 1969–1970 Pontiac Tempest

Replaces OEM & Aftermarket Part Numbers
SVL: 10004614 Yukon Gear and Axle: 24505, YG GMBOP-373 Dorman: 697-803 Nitro Gear & Axle: GMBOP-373-NG

Warranty & Quality Assurance

Motive Gear BP882373 is built from premium 8620 steel to handle performance and vintage restoration demands. Each set is backed by a 2-year or 100,000-mile warranty, ensuring dependable performance and fitment across a wide range of GM BOP muscle cars.

EAN: 0698231759011

Package Dimensions: 15.4 x 11.2 x 5.4 inches