Motive Gear GM12-411A – GM 8.875" Truck Ring & Pinion, 4.11 Ratio, 12-Bolt, 30 Spline.
The Motive Gear GM12-411A is a precision-machined ring and pinion set engineered for GM 8.875" 12-bolt truck differentials.
This set features a **4.11 gear ratio** and is ideal for off-road, towing, and performance applications.
Key Features & Specifications: Axle Model: GM 8.875” Truck (12-Bolt) Gear Ratio: 4.11 – Ideal for performance, towing, and off-road applications Material: 8620 Steel – Provides superior strength and wear resistance Ring Gear Diameter: 8.875 inches Ring Gear Tooth Count: 37 Pinion Gear Tooth Count: 9 Pinion Shaft Diameter: 1.438 inches Pinion Spline Count: 30.
Vehicle Compatibility: Designed to fit various Chevrolet and GMC trucks and vans equipped with GM 8.875" differentials, including: Chevrolet: Blazer (1969-1974) C10 (1975-1982), C10 Pickup (1964-1974), C10 Suburban (1967-1982) C20 (1975-1981), C20 Pickup (1969-1974), C20 Suburban (1973-1981) G10 (1975-1981), G10 Van (1964-1974) G20 (1975-1981), G20 Van (1967-1974) K10 (1975-1981), K10 Pickup (1964-1974), K10 Suburban (1967-1982) K20 (1975-1981), K20 Pickup (1969-1974), K20 Suburban (1973-1981) K5 Blazer (1975-1981) P10 (1975-1980), P10 Series (1965-1967), P10 Van (1967-1974) P20 (1975-1981), P20 Series (1966-1967), P20 Van (1968-1974) Suburban (1965-1966) GMC: C15 (1975-1978), C15 Suburban (1975-1978) C15/C1500 Pickup (1967-1974), C15/C1500 Suburban (1967-1974) C1500 (1979-1982), C1500 Suburban (1979-1981) C25 (1975-1978), C25 Suburban (1975-1978) C25/C2500 Pickup (1969-1974), C25/C2500 Suburban (1969-1974) C2500 (1979-1981), C2500 Suburban (1979-1981) G1000 Series (1965-1966) G15 (1975-1978), G15/G1500 Van (1967-1974) G1500 (1979-1981) G25 (1975-1978), G25/G2500 Van (1967-1974) G2500 (1979-1981) Jimmy (1970-1981) K1000 Pickup (1966) K15 (1975-1978), K15 Suburban (1975-1978) K15/K1500 Pickup (1966-1974), K15/K1500 Suburban (1967-1974) K1500 (1979-1982), K1500 Suburban (1979-1982) P15 (1975-1978), P15/P1500 Van (1967-1974) P1500 (1979-1980) P25 (1975-1978), P25/P2500 Van (1967-1974) P2500 (1979-1981) PB1000 Series (1965-1966) PB15 Series (1966) PB1500 Series (1965) PB2500 Van (1966).
Replaces the Following Part Numbers: EXCEL from Richmond: 12BT410 Richmond Gear: 69-0204-1 Motive Gear: GM12-411.