PEM Premium Quick Change Gear Set - Set 1A - 10 Spline - 4.11 Ratio 4.23 / 4.00 - 4.86 Ratio 5.00 / 4.72 57BK Designed in conjunction with Hooker

Designed in conjunction with Hooker BlackHeart C10 engine swap parts to provide bolt-in installation of BlackHeart LS and LT swap manifolds

2020-2021 Chevrolet Silverado 3500 HD

Mile Marker 2500 to 3500 lb Electric Winches

Replacement Parts: Square O-Ring: #MOR97321

increases stability while not sacrificing ride quality

PEM Premium Quick Change Gear Set - Set 1A - 10 Spline - 4.11 Ratio 4.23 / 4.00 - 4.86 Ratio 5.00 / 4.72 57BK Designed in conjunction with HookerProduct Description: Quick Change Gear Set Premium Set 1A 10 Spline 4. 11 Ratio 4. 23 4. 00 4. 86 Ratio 5. 00 4. 72 Steel Sold Individually PEM Racing (Performance Engineering and Manufacturing) offers a wide selection of quick change gear sets, ring and pinion gears, differential cases, and other rear end components.