Automatic Transmission Overhaul Seal Kit for Toyota SUV

This complete sealing pack refreshes the hydraulic tightness of your auto gearbox. It includes critical soft parts such as pan gasket, pump and input seals, O‑rings, valve body gaskets, and clutch drum seals. Built to OEM standards, it restores proper ATF containment and pressure so shifts stay smooth and consistent.

Why this part is needed

Over time, heat and shear harden rubber and paper gaskets. Tiny leaks cause pressure loss, delayed engagement, and burnt fluid. Replacing all seals during a rebuild prevents recurrent ATF leaks, stabilizes line pressure, and extends transmission life.

How it works ⚙️

Each gasket and seal closes a hydraulic circuit: the pump seal holds suction, drum seals keep clutch pistons pressurized, and the pan/valve body gaskets prevent cross‑leaks. Correct sealing keeps the torque path firm and shift timing accurate.

What happens if parts are broken ❗

Expect flare between gears, slip under load, shudder, harsh or delayed shifts, overheating, and metallic debris. You may see red ATF spots, burnt smell, or limp mode. Continued driving risks clutch burn and costly hard‑part damage.

Installer notes

• Clean mating surfaces; no deep scratches.
• Torque pan and valve body to spec in sequence.
• Lube lips with fresh ATF; verify pump alignment.
• Flush cooler and lines; fill with correct Toyota‑spec ATF.

Compatibility

• Land Cruiser Prado