Precision Replacement – Compatible with Eaton‑Fuller A4487 / APL100781, Engineered to Meet Original Standards.
3‑Position Air Selector Valve (LO / DIR / OD) – Compatible with Eaton Fuller 13‑Speed Transmissions, This Selector Valve Provides Smooth and Precise Shifting between Low, Direct, and Overdrive Gears.
Built for Heavy‑Duty Use – Durable Metal Construction Tolerates High Vibration and Extreme Trucking Conditions.
Quick & Easy Install – Plug‑and‑Play Design with Standard 1/16 NPT Ports and 1/2‑13 Center Thread for Hassle‑Free Replacement. It Is a Replacement Part, Not Original Part. But It Can Work Good for You.