Motive Gear GM12-456A Differential Ring & Pinion Set – Designed for **GM 8.875" 12-bolt truck differentials**, this **4.56 gear ratio** set delivers **enhanced torque, off-road capability, and towing power**, making it ideal for Chevrolet and GMC trucks from 1964-1982.
⚙ Features & Benefits:Heavy-Duty 8620 Steel Construction: Engineered for **durability, high torque applications, and long-lasting performance.**
4.56 Gear Ratio: Optimized for **off-road use, towing, and improved low-end power.**
Precision Engineering: Includes **41-tooth ring gear, 9-tooth pinion gear, 12-bolt mounting, and 30-spline pinion shaft** for maximum reliability.
GM 8.875" 12-Bolt Fitment: Compatible with **Chevrolet and GMC trucks, vans, and SUVs from 1964-1982.**
1-Year / 50,000-Mile Warranty: Backed by **Motive Gear for superior quality and reliability.**
🚗 Applications & Compatibility:Blazer: 1969-1974
C10, C20, K10, K20: 1964-1982
C10 Suburban, C20 Suburban, K10 Suburban, K20 Suburban: 1967-1982
G10, G20 Vans: 1964-1981
K5 Blazer: 1975-1981
P10, P20 Vans: 1965-1980
C15, C25, C1500, C2500: 1967-1982
G15, G25, G1500, G2500 Vans: 1965-1981
Jimmy: 1970-1981
K15, K1500, K25, K2500, Suburban: 1966-1982
P15, P25, P1500, P2500 Vans: 1965-1981
🔄 Replaces For:EXCEL from Richmond: 12BT456
Richmond Gear: 69-0206-1
Motive Gear: GM12-456
🛡 Warranty & Why Choose Motive Gear?🛡 Warranty: 1 Year / 50,000 Miles
⚙ High-Quality Manufacturing: Precision-cut gears for **smooth operation and reduced noise.**
🔧 Ideal for Off-Road & Heavy-Duty Use: Designed for **towing, hauling, and rugged terrains.**