Input shaft failure is common as power levels are increased in Ford 4R100, E4OD and 5R110W units. Sonnax heavy duty input shaft 36670-HD is precision-engineered for unrivaled performance in high-horsepower gas and diesel applications. Machined from 300M ultra high-strength steel for exceptional toughness and manufactured with rolled splines for resistance to spline-twist and breakage.

• 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