Motive Gear Chevy GMC Plymouth Front and Rear Gear Package 4.88 Ratio Dana 60 and GM 10.5 MGK-230

Motive Gear Chevy GMC Plymouth Front and Rear Gear Package 4.88 Ratio Dana 60 and GM 10.5 MGK-230

Motive Gear front and rear gear package: matched ring and pinion sets for both axles under one part number, so the whole re-gear ships together.

Details

• Gear ratio: 4.88
• Differential: Dana 60 Standard, GM 10.5
• Position: Front and Rear
• Ring gear teeth: 39
• Pinion teeth: 8
• Pinion spline count: 29 Front, 30 Rear
• Pinion shaft diameter: 1.626 Front in, 1.75 Rear in
• Ring gear outside diameter: 9.75 Front in, 10.5 Rear in
• Ring gear rotation: Standard
• Ring gear bolts: 12
• Cover bolts: 10 Front, 14 Rear
• Carrier break: 4.56 Ratio and Higher Front, 4.10 Ratio and Lower Rear
• Ring gear material: 8620 Steel
• Note: Fits 4.56 and higher carrier front
• Note: Fits 4.10 and lower carrier rear
• Note: Requires 4.56 and higher front carrier
• Note: Requires 4.10 and lower rear carrier

Vehicle fitment

• Chevrolet: K30 1977-1986, V30 1987
• GMC: K35 1977-1978, K3500 1979-1986, V3500 1987
• Plymouth: Poseidon 1977-1979

Product information

• Part number: MGK-230
• Warranty: 1 Year or 50,000 Miles