Winters IRS Quick Change Rear End WP1958PRO

Designed for extreme drifting and high-horsepower IRS applications, this quick change rear axle assembly delivers race-proven strength, durability, and serviceability. Featuring a 10” ring gear, 4.12 ratio, forged aluminum side bells, 35-spline spool and flanges, and a heavy-duty 350M lower shaft, this unit is engineered to handle abuse. The permanent mold A356-T6 aluminum center section, forged 2014-T6 side bells, 9310 ring and pinion, and premium bearings provide exceptional reliability.

• Engineered for high-horsepower IRS drift and racing applications.
  10” ring gear with 4.12 ratio
• Permanent mold A356-T6 aluminum center section increases strength and consistency
• Forged 2014-T6 aluminum side bells provide superior durability and fatigue resistance
• 35-spline spool and flanges with heavy-duty 350M lower shaft handle extreme racing loads

Rear Axle Assembly, No Tubes, Forged Side Bells, 10 in Ring Gear, 4.12 Ratio Standard, 32 Spline Shaft, Aluminum, Natural

  Oversized       Ships via Truck Freight only (additional shipping charges apply; see our Truck Freight policy for additional information)