Engineered for GM 8.875" (12-Bolt) truck axles with thick gear design; ideal for use with 3.40 and numerically lower carrier cases; features a 4.10 ratio for optimized towing or performance use.
Includes premium-grade ring and pinion set with 41-tooth ring gear and 11-tooth pinion; delivers superior gear strength, quiet operation, and long-term durability under load.
Pinion gear features a 30 spline count and standard shaft diameter; thick ring gear design maintains proper carrier positioning without replacing the carrier.
Kit includes one ring gear and one pinion gear; installation kit and bearings sold separately; designed for OE replacement or performance upgrade.
Backed by Richmond Gear's 2-Year or 100,000-Mile warranty; precision engineered in the USA to meet or exceed OE specifications.
-41%
EXCEL GM85373 Differential Ring & Pinion,GM 8.5" 8.625" 3.73 Ratio –30 Spline – Fits Chevrolet Silverado, Tahoe, Suburban, GMC Sierra, Yukon, Cadillac Escalade – Replaces GM10-373, ZG GM8.5-373
SAR 777
Richmond Gear 69-0060-1 Differential Ring and Pinion Set for Chrysler 8.75" (489 Housing), 4.30 Ratio, Compatible with 1969-1970 Chrysler, Dodge, Plymouth Models
SAR 787
Richmond Gear F9486 Gear Kit
SAR 980
-18%
Richmond 79-0027-1 Pro Gear Ring and Pinion Set
SAR 2,384
