AX4N 4F50N Transmission Shift Kit

Product Description

TransGo SKAX4N SHIFT KIT® Valve Body Repair Kit for all AX4N and 4F50N transmissions, 1995-on. It adds positive lube to the front planet gears to reduce planet burn-up, and includes components and tech for internal lube upgrades.

Specifications

What it fixes

Corrects, prevents or reduces: rough light-throttle up and downshifts, falls out of 4th, slide 1-2 when hot, no max 1-2 hot, 2nd clutch failure, soft shifts above 1/2 throttle, neutrals at stop, skips 2nd when hot, and neutrals on corners.

What's included

• New pressure regulator boost valve with bushing
• Lock-up valve with bushing
• Forward control valve
• High pressure relief system
• Components for proper repair of valve body and unit
• 1-2 Accumulator spring
• Components/tech for internal lube upgrades