Quick Change Gear Set, 8500 Series, Set 31A, 10 Spline, 4.12 Ratios 7.06 / 2.40, 4.86 Ratios 8.33 / 2.84, Steel, Each
BrandFor more than 60 years, Winters Performance Products has been producing high-performance rear ends and driveline components for racing and street use. Their product offering includes everything from quick-change gear sets to shifter assemblies, as well as many components specifically for the sprint car market.
Product Information Alternate Description QUICK CHANGE GEARS Part Number WIN8531A Vendor Part Number 8531A UPC Code Package Weight 6.95 lbs 3.15 kg Package Length 8.8 in 22.35 cm Package Width 4.9 in 12.45 cm Package Height 1.9 in 4.83 cm Product Key Attributes Spline 10 Set Number 31A Gear 1 Tooth Count 21 Gear 2 Tooth Count 36 4 12 Ring and Pinion Low Ratio 4 12 Ring and Pinion High Ratio 4 57 Ring and Pinion Low Ratio 4 57 Ring and Pinion High Ratio 4 86 Ring and Pinion Low Ratio 4 86 Ring and Pinion High Ratio Spur Ratio 1.714 Heat Treaded Yes Alloy 8620 Material Steel Color Natural Finish Natural Quantity Pair