8620 Street, 742 Case

8620 Street Gears, '57 - '68 Dodge, Chrysler, and Plymouth | 1.750" diameter pinion stem, 10 spline pinion. Uses install kit P/N 83-1031.
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Mopar 8-3/4, Street Gears, 742 Case - 3.91 Ratio

$237.07

Mopar 8-3/4, Street Gears, 742 Case - 3.91 Ratio

Product Code: 629-0375

Richmond Gear fits 742 case. 8.75” ring gear diameter, 1.750” diameter pinion, 10 spline, 8620 alloy.

More info

Mopar 8-3/4, Street Gears, 742 Case - 4.10 Ratio

$234.77

Mopar 8-3/4, Street Gears, 742 Case - 4.10 Ratio

Product Code: 629-0045

Richmond Gear fits 742 case. 8.75” ring gear diameter, 1.750” diameter pinion, 10 spline, 8620 alloy.

More info

Mopar 8-3/4, Street Gears, 742 Case - 4.30 Ratio

$237.07

Mopar 8-3/4, Street Gears, 742 Case - 4.30 Ratio

Product Code: 629-0046

Richmond Gear fits 742 case. 8.75” ring gear diameter, 1.750” diameter pinion, 10 spline, 8620 alloy.

More info

Mopar 8-3/4, Street Gears, 742 Case - 4.56 Ratio

$237.07

Mopar 8-3/4, Street Gears, 742 Case - 4.56 Ratio

Product Code: 629-0047

Richmond Gear fits 742 case. 8.75” ring gear diameter, 1.750” diameter pinion, 10 spline, 8620 alloy.

More info

Mopar 8-3/4, Street Gears, 742 Case - 4.86 Ratio

$237.07

Mopar 8-3/4, Street Gears, 742 Case - 4.86 Ratio

Product Code: 629-0048

Richmond Gear fits 742 case. 8.75” ring gear diameter, 1.750” diameter pinion, 10 spline, 8620 alloy.

More info

Mopar 8-3/4, Street Gears, 742 Case - 5.13 Ratio

$237.07

Mopar 8-3/4, Street Gears, 742 Case - 5.13 Ratio

Product Code: 629-0145

Richmond Gear fits 742 case. 8.75” ring gear diameter, 1.750” diameter pinion, 10 spline, 8620 alloy.

More info

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