USA Standard Gear packages provide an easy way to re-gear a four wheel drive vehicle with one simple part number.

• Fits standard rotation Dana Spicer 60 and 1988 and down GM 10.5 inch 14 bolt truck
• 4.88 ratio
• Includes front and rear ring and pinion sets and master overhaul kits
• Thick rear gear set for 4.10 and down carrier

1 year warranty against Manufacturer defects

• Fits standard rotation Dana Spicer 60 and 1988 and down GM 10.5 Inch 14 bolt truck
• 4.88 ratio
• Includes front and rear ring & pinion sets and master overhaul kits
• Thick rear gear set for 4.10 and down carrier

• AAP_UDA_4: 70
• Grade Type: Regular

• Dana 60 Standard Rotation And GM 14T
• 4.88 Gear Ratio

1972-1974 Chevrolet K20 Pickup (Rear, Front) (Liter: 6.6, 4.1, 7.4, 4.8, 5.7 & Engine(cc): 6588, 7441, 4786, 4098, 4801, 4097, 7439 & Engine(ci): 402, 250, 454, 292, 350 & Cylinder: 8, 6 & Block: V, L & Bore(in): 4.13, 4.25, 3.88 & Bore(mm): 104.8, 108.0, 98.4 & Stroke(in): 3.76, 4.00, 4.13, 3.53 & Stroke(mm): 95.5, 101.6, 104.8, 89.7)

• 1975-1981 Chevrolet K20 (Front, Rear)
• 1973-1981 Chevrolet K20 Suburban (Front, Rear)
• 1977-1986 Chevrolet K30 (Front, Rear)
• 1988 Chevrolet K3500 (Front, Rear)
• 1987-1988 Chevrolet V30 (Rear, Front)
• 1970-1974 GMC K25/K2500 Pickup (Rear, Front) (Liter: 6.6 & Engine(cc): 6588 & Engine(ci): 402 & Cylinder: 8 & Block: V & Bore(in): 4.13 & Bore(mm): 104.8 & Stroke(in): 3.76 & Stroke(mm): 95.5)
• 1973-1974 GMC K25/K2500 Suburban (Rear, Front) (Liter: 5.0, 4.8, 4.1 & Engine(cc): 5031, 4098, 4097, 4801, 4786 & Engine(ci): 307, 292, 250 & Cylinder: 8, 6 & Block: V, L & Bore(in): 3.88 & Bore(mm): 98.4 & Stroke(in): 3.25, 3.53, 4.13 & Stroke(mm): 82.6, 89.7, 104.8)
• 1979-1981 GMC K2500 (Rear, Front)
• 1979-1981 GMC K2500 Suburban (Front, Rear)
• 1979-1988 GMC K3500 (Front, Rear)
• 1987-1988 GMC V3500 (Front, Rear)
• 1975-1978 GMC K25 (Rear, Front)
• 1975-1978 GMC K25 Suburban (Rear, Front)
• 1977-1978 GMC K35 (Front, Rear)