3334236021 Toyota WASHER, 3RD GEAR THRUST, Price: 13.91$, Weight: 0.104kg

3rd Gear Thrust Washer – OE‑grade axial support for Toyota manual transmissions ⚙️

This precision thrust washer keeps third gear running true inside the gearbox. It controls endplay, spreads load, and maintains a stable oil film so the gear and hub don’t grind. Built from case‑hardened, ground steel, it resists galling and deformation under high torque. If you want clean shifts and long synchronizer life, this small ring is essential .

Why it’s needed

Third gear sees frequent use and heavy side loads. The washer acts as a bearing surface, holding the gear stack at the correct axial clearance. That prevents thrust creep, heat spots, and premature wear of gear teeth and synchros—key for commercial vehicles that work hard every day.

How it works

Sitting between third gear and its mating shoulder, it rides on a pressurized oil film from the transmission fluid. The smooth, hardened faces cut friction and keep alignment. Correct thickness sets the designed endplay, protecting shafts, hubs, and the synchronizer assembly.

What happens if it fails ❗

• Harsh or noisy shift into 3rd; gear may pop out
• Metallic whine or grinding under load
• Excess endplay, hot spots, and accelerated synchro wear
• Metal flakes in oil; risk of gear tooth pitting
• Potential seizure leading to costly gearbox rebuild

Tech tips

Always measure endplay, choose correct thickness, inspect the mating surfaces, and pre‑lube with the specified GL gearbox oil. Replace with other worn bushings or snap rings as needed for best results.

Compatibility

• Coaster
• Dyna 200
• Dyna/Toyoace
• Dyna/Toyoace Quick
• Dyna200