Input shaft failure is common as power levels are increased in Chrysler 68RFE units. Sonnax heavy duty input shaft 72670B-01 is precision-engineered for unrivaled performance in high-horsepower diesel applications. Machined from 300M ultra high-strength steel for exceptional toughness and manufactured with rolled turbine splines for resistance to spline-twist, the shaft also features a larger diameter at the cross holes for increased strength and resistance to fracture.

• Suitable for any high-horsepower street, towing or competition application
• Rolled splines for increased durability
• Specially heat-treated and processed for maximum toughness and straightness
• Manufactured from 300M ultra high-strength steel for maximum strength and resistance to fracture
• Includes checkball assembly and line-bored bushing