DIPSTICK & TUBE, W/LOCKDOWN HANDLE (BUICK/OLDS/PONTIAC)

The Coan Racing COA-23403 Dipstick & Tube with Lockdown Handle is a precision-built accessory tailored for Buick, Oldsmobile and Pontiac equipped Turbo Hydramatic 400 transmissions. Designed to replace the factory dipstick assembly, this unit combines rugged durability with exact OE-style fitment to guarantee accurate fluid measurement and reliable operation. Its standout feature is a built-in lockdown handle that secures the dipstick firmly in place, eliminating leaks and ensuring it remains seated correctly even under demanding conditions.

Crafted from quality materials, the tube includes a precision seal and grounding to prevent fluid seepage and contamination. Ideal for high-performance builds, race applications, or any Buick, Oldsmobile and Pontiac TH400 installation, the COA-23403 enhances serviceability and maintains optimal transmission performance through dependable fluid level control.