Richmond Ring and Pinion Set - 4.10 Ratio 12 Bolt GM HSZ240CL 2003-2018 Chevrolet Express 3500

2003-2018 Chevrolet Express 3500

IMPROVED FLOW CAPACITY - Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power

Derale Heat Sink Transmission Cooler 12" 13250

Works with electronic ignitions and MSD Ignition Controls (ballast resistor required for points systems)

Extra heavy-duty snap ring design increases lifter strength and durability

Richmond Ring and Pinion Set - 4.10 Ratio 12 Bolt GM HSZ240CL 2003-2018 Chevrolet Express 3500Product Description: Ring and Pinion Pro Gear 4. 11 Ratio 30 Spline Pinion 4 Series 8. 875 in GM 12 Bolt Richmond Gear is famed for their tough and reliable ring and pinion sets. That same level of reliability and precision is available in their other driveline products, including differentials, racing Transmissions, driveshaft components, and more. Racecars around the world rely on Richmond premium gearsets and Transmissions; your hotrod will run