SKU: WIN5270PM-RKT-412
MPN: 5270PM-RKT-412
The Winters Quick Change Rear End L/M Rocket XR1 4.12 is a specialized differential assembly designed for serious drag racing, street performance, and high-horsepower applications where rapid gear ratio changes are essential. Built by Winters, a trusted manufacturer among professional racers and dedicated enthusiasts, this rear end allows for quick gear ratio swaps without disassembling the entire unit.
The 4.12 gear ratio provides aggressive acceleration, making it ideal for quarter-mile competition and launches that require maximum mechanical advantage. This quick-change design features a removable carrier and spool system that isolates the differential internals from the housing, allowing for efficient gear set swaps while the rear end remains installed in the vehicle. The Rocket XR1 platform combines high-strength fabricated construction with precision-machined components to handle peak torque loads while ensuring consistent driveline performance.
The Winters Quick Change Rear End L/M Rocket XR1 4.12 is particularly well-suited for dedicated race vehicles and bracket racing programs. Its left/right hand compatibility ensures universal fitment across various mounting configurations, making it a versatile choice for racers looking to optimize their performance. This assembly delivers the structural integrity required for high-performance applications while maintaining a compact footprint.
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