New from Sonnax – the Heavy Duty Input Shaft for Ford 4R100 and 5R110W transmissions. This input shaft eliminates a common weak point with 300M ultra high-strength steel. See more details below.

Official Release:

It’s no secret that input shaft failure is common as power levels are increased. Get unrivaled performance in high-horsepower gas and diesel applications with this precision-engineered shaft from Sonnax.

Features:

• Manufactured from 300M ultra high-strength steel for maximum 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