TEN Factory Performance GM Truck 12-Bolt Rear Axle Kit - 31.31 in Long - 30 Spline - GM Fullsize SUV / Truck 1970-81 LK9100K This new height allowed for

This new height allowed for larger radius air entries which were optimized using Computational Fluid Dynamics (CFD) software to deliver smoother flow into new fully machined

P/N 554-128

60 in Stainless Valves

Closed Axle

Our RACEceiver Rookie Driver Earpiece is a mid-level stereo earpiece that has terrific sound quality

TEN Factory Performance GM Truck 12-Bolt Rear Axle Kit - 31.31 in Long - 30 Spline - GM Fullsize SUV / Truck 1970-81 LK9100K This new height allowed forProduct Description: Axle Shaft Performance Rear Axle Kit 31. 31 in Long 30 Spline Steel Natural Truck GM 12 Bolt GM Fullsize SUV Truck 1970 81 Sold Individually TEN Factory is the brand you can trust for High Quality, properly engineered drivetrain solutions. While some abrandsa are just repackaged parts imported in bulk, TEN Factory is engineering driven, with specific drawings for each part and a complete in house Quality Assurance Lab the only one