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Motive Gear Differential Ring and Pinion GM12-456A; A-Line 4.56 GM 8.875 in. (Truck) 12 Bolt for 1964 to 1982 Chevy, GMC Blazer (69 to 74), C10 (75 to 82), C10 Panel (65 to 67), C10 Pickup (64 to 74), C10 Suburban (67 to 82), C20 (75 to 81), C20 Pickup (69 to 74), C20 Suburban (73 to 81), G10 (75 to 81), G10 Van (64 to 74), G20 (75 to 81), G20 Van (67 to 74), K10 (75 to 81), K10 Pickup (64 to 74), K10 Suburban (67 to 82), K20 (75 to 81), K20 Pickup (69 to 74), K20 Suburban (73 to 81), K5 Blazer (75 to 81), P10 (75 to 80), P10 Series (65 to 67), P10 Van (67 to 74), P20 (75 to 81), P20 Series (66 to 67), P20 Van (68 to 74), Suburban (65 to 66), C15 (75 to 78), C15 Suburban (75 to 78), C15/C1500 Pickup (67 to 74), C15/C1500 Suburban (67 to 74), C1500 (79 to 82), C1500 Suburban (79 to 81), C25 (75 to 78), C25 Suburban (75 to 78), C25/C2500 Pickup (69 to 74), C25/C2500 Suburban (69 to 74), C2500 (79 to 81), C2500 Suburban (79 to 81), G1000 Series (65 to 66), G15 (75 to 78), G15/G1500 Van (67 to 74), G1500 (79 to 81), G25 (75 to 78), G25/G2500 Van (67 to 74), G2500 (79 to 81), Jimmy (70 to 81), K1000 Pickup (66 to 66), K15 (75 to 78), K15 Suburban (75 to 78), K15/K1500 Pickup (66 to 74), K15/K1500 Suburban (67 to 74), K1500 (79 to 82), K1500 Suburban (79 to 82), P15 (75 to 78), P15/P1500 Van (67 to 74), P1500 (79 to 80), P25 (75 to 78), P25/P2500 Van (67 to 74), P2500 (79 to 81), PB1000 Series (65 to 66), PB15 Series (66 to 66), PB1500 Series (65 to 65), PB2500 Van (66 to 66)

$300.47

Part #: GM12-456A

Brand: Motive Gear

UPC: 698231020579

Estimated Ship Date: Today

This item ships free with qualifying orders of $150 or more.
See our shipping policy for more details.

Details

  • Motive Gear and Motive Gear Performance manufacture the largest line of OEM replacement and performance ring and pinion gear options with gearsets available for racers, off-roaders, and daily drivers, in a wide range of ratios for nearly every application.

Product Description

Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off-road, check out Motive Gear. Motive Gear products can be found in the winner's circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.

Specifications

Differential Ring and Pinion Series:
A-Line
Year:
1964 to 1982
Make:
Chevy, GMC
Model:
Blazer (69 to 74), C10 (75 to 82), C10 Panel (65 to 67), C10 Pickup (64 to 74), C10 Suburban (67 to 82), C20 (75 to 81), C20 Pickup (69 to 74), C20 Suburban (73 to 81), G10 (75 to 81), G10 Van (64 to 74), G20 (75 to 81), G20 Van (67 to 74), K10 (75 to 81), K10 Pickup (64 to 74), K10 Suburban (67 to 82), K20 (75 to 81), K20 Pickup (69 to 74), K20 Suburban (73 to 81), K5 Blazer (75 to 81), P10 (75 to 80), P10 Series (65 to 67), P10 Van (67 to 74), P20 (75 to 81), P20 Series (66 to 67), P20 Van (68 to 74), Suburban (65 to 66), C15 (75 to 78), C15 Suburban (75 to 78), C15/C1500 Pickup (67 to 74), C15/C1500 Suburban (67 to 74), C1500 (79 to 82), C1500 Suburban (79 to 81), C25 (75 to 78), C25 Suburban (75 to 78), C25/C2500 Pickup (69 to 74), C25/C2500 Suburban (69 to 74), C2500 (79 to 81), C2500 Suburban (79 to 81), G1000 Series (65 to 66), G15 (75 to 78), G15/G1500 Van (67 to 74), G1500 (79 to 81), G25 (75 to 78), G25/G2500 Van (67 to 74), G2500 (79 to 81), Jimmy (70 to 81), K1000 Pickup (66 to 66), K15 (75 to 78), K15 Suburban (75 to 78), K15/K1500 Pickup (66 to 74), K15/K1500 Suburban (67 to 74), K1500 (79 to 82), K1500 Suburban (79 to 82), P15 (75 to 78), P15/P1500 Van (67 to 74), P1500 (79 to 80), P25 (75 to 78), P25/P2500 Van (67 to 74), P2500 (79 to 81), PB1000 Series (65 to 66), PB15 Series (66 to 66), PB1500 Series (65 to 65), PB2500 Van (66 to 66)
Application:
GM 8.875 in. (Truck)
Ratio:
4.56
Ring Gear Diameter:
8.875 in.
Pinion Diameter:
1.438 in.
Pinion Splines:
30 Spline
Number of Bolts on Cover:
12 Bolt
Ring Gear and Pinion Teeth Cut:
41 to 9
Cases:
Fits 3.73 and Numerically Higher Carriers
Material:
8620 Steel
Number of Ring Gear Bolts:
12 Bolt
Standard or Reverse Rotation:
Standard
Includes Pinion Yoke:
No
Includes Installation Kit:
No
Quantity:
Sold As Kit

Tech Resources

  • MOTMG_RP_Install.pdf

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Motive Gear Differential Ring and Pinion GM12-456; 4.56 GM 8.875 in. (Truck) 12 Bolt for 1969 to 1966 Chevy, GMC Blazer (69 to 74), C10 (75 to 82), C10 Panel (65 to 67), C10 Pickup (64 to 74), C10 Suburban (67 to 82), C20 (75 to 81), C20 Pickup (69 to 74), C20 Suburban (73 to 81), G10 (75 to 81), G10 Van (64 to 74), G20 (75 to 81), G20 Van (67 to 74), K10 (75 to 81), K10 Pickup (64 to 74), K10 Suburban (67 to 82), K20 (75 to 81), K20 Pickup (69 to 74), K20 Suburban (73 to 81), K5 Blazer (75 to 81), P10 (75 to 80), P10 Series (65 to 67), P10 Van (67 to 74), P20 (75 to 81), P20 Series (66 to 67), P20 Van (68 to 74), Suburban (65 to 66), C15 (75 to 78), C15 Suburban (75 to 78), C15/C1500 Pickup (67 to 74), C15/C1500 Suburban (67 to 74), C1500 (79 to 82), C1500 Suburban (79 to 81), C25 (75 to 78), C25 Suburban (75 to 78), C25/C2500 Pickup (69 to 74), C25/C2500 Suburban (69 to 74), C2500 (79 to 81), C2500 Suburban (79 to 81), G1000 Series (65 to 66), G15 (75 to 78), G15/G1500 Van (67 to 74), G1500 (79 to 81), G25 (75 to 78), G25/G2500 Van (67 to 74), G2500 (79 to 81), Jimmy (70 to 81), K1000 Pickup (66 to 66), K15 (75 to 78), K15 Suburban (75 to 78), K15/K1500 Pickup (66 to 74), K15/K1500 Suburban (67 to 74), K1500 (79 to 82), K1500 Suburban (79 to 82), P15 (75 to 78), P15/P1500 Van (67 to 74), P1500 (79 to 80), P25 (75 to 78), P25/P2500 Van (67 to 74), P2500 (79 to 81), PB1000 Series (65 to 66), PB15 Series (66 to 66), PB1500 Series (65 to 65), PB2500 Van (66 to 66)
Motive Gear Differential Ring and Pinion GM12-456; 4.56 GM 8.875 in. (Truck) 12 Bolt for 1969 to 1966 Chevy, GMC Blazer (69 to 74), C10 (75 to 82), C10 Panel (65 to 67), C10 Pickup (64 to 74), C10 Suburban (67 to 82), C20 (75 to 81), C20 Pickup (69 to 74), C20 Suburban (73 to 81), G10 (75 to 81), G10 Van (64 to 74), G20 (75 to 81), G20 Van (67 to 74), K10 (75 to 81), K10 Pickup (64 to 74), K10 Suburban (67 to 82), K20 (75 to 81), K20 Pickup (69 to 74), K20 Suburban (73 to 81), K5 Blazer (75 to 81), P10 (75 to 80), P10 Series (65 to 67), P10 Van (67 to 74), P20 (75 to 81), P20 Series (66 to 67), P20 Van (68 to 74), Suburban (65 to 66), C15 (75 to 78), C15 Suburban (75 to 78), C15/C1500 Pickup (67 to 74), C15/C1500 Suburban (67 to 74), C1500 (79 to 82), C1500 Suburban (79 to 81), C25 (75 to 78), C25 Suburban (75 to 78), C25/C2500 Pickup (69 to 74), C25/C2500 Suburban (69 to 74), C2500 (79 to 81), C2500 Suburban (79 to 81), G1000 Series (65 to 66), G15 (75 to 78), G15/G1500 Van (67 to 74), G1500 (79 to 81), G25 (75 to 78), G25/G2500 Van (67 to 74), G2500 (79 to 81), Jimmy (70 to 81), K1000 Pickup (66 to 66), K15 (75 to 78), K15 Suburban (75 to 78), K15/K1500 Pickup (66 to 74), K15/K1500 Suburban (67 to 74), K1500 (79 to 82), K1500 Suburban (79 to 82), P15 (75 to 78), P15/P1500 Van (67 to 74), P1500 (79 to 80), P25 (75 to 78), P25/P2500 Van (67 to 74), P2500 (79 to 81), PB1000 Series (65 to 66), PB15 Series (66 to 66), PB1500 Series (65 to 65), PB2500 Van (66 to 66)

Motive Gear Differential Ring and Pinion GM12-456; 4.56 GM 8.875 in. (Truck) 12 Bolt for 1969 to 1966 Chevy, GMC Blazer (69 to 74), C10 (75 to 82), C10 Panel (65 to 67), C10 Pickup (64 to 74), C10 Suburban (67 to 82), C20 (75 to 81), C20 Pickup (69 to 74), C20 Suburban (73 to 81), G10 (75 to 81), G10 Van (64 to 74), G20 (75 to 81), G20 Van (67 to 74), K10 (75 to 81), K10 Pickup (64 to 74), K10 Suburban (67 to 82), K20 (75 to 81), K20 Pickup (69 to 74), K20 Suburban (73 to 81), K5 Blazer (75 to 81), P10 (75 to 80), P10 Series (65 to 67), P10 Van (67 to 74), P20 (75 to 81), P20 Series (66 to 67), P20 Van (68 to 74), Suburban (65 to 66), C15 (75 to 78), C15 Suburban (75 to 78), C15/C1500 Pickup (67 to 74), C15/C1500 Suburban (67 to 74), C1500 (79 to 82), C1500 Suburban (79 to 81), C25 (75 to 78), C25 Suburban (75 to 78), C25/C2500 Pickup (69 to 74), C25/C2500 Suburban (69 to 74), C2500 (79 to 81), C2500 Suburban (79 to 81), G1000 Series (65 to 66), G15 (75 to 78), G15/G1500 Van (67 to 74), G1500 (79 to 81), G25 (75 to 78), G25/G2500 Van (67 to 74), G2500 (79 to 81), Jimmy (70 to 81), K1000 Pickup (66 to 66), K15 (75 to 78), K15 Suburban (75 to 78), K15/K1500 Pickup (66 to 74), K15/K1500 Suburban (67 to 74), K1500 (79 to 82), K1500 Suburban (79 to 82), P15 (75 to 78), P15/P1500 Van (67 to 74), P1500 (79 to 80), P25 (75 to 78), P25/P2500 Van (67 to 74), P2500 (79 to 81), PB1000 Series (65 to 66), PB15 Series (66 to 66), PB1500 Series (65 to 65), PB2500 Van (66 to 66)

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Estimated Ship Date: This part is unavailable with no ETA

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