Zero-turn pulls to one side: tire pressure and tracking
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Applies to: Toro TimeCutter, Kubota ZD, Cub Cadet RZT and other zero-turn mowers
Symptoms
- Drifts left or right with both levers full forward
- One side feels weaker on hills
- Uneven cut lines
Why it happens
Unequal rear tire pressure, a tracking adjustment out of spec, or one hydro drive low on fluid or with a slipping belt.
How to fix it
- Set both rear tires to the same pressure.
- Adjust tracking at the lever linkage per the manual.
- Check the drive belt and idler tension.
- Check fluid on serviceable transaxles and purge air if the weak side persists.
Tools and parts
- Tire gauge
- Wrenches
- Drive belt
What the factory service manual covers
Controls and drive: tracking adjustment, belt routing, transaxle service. The full procedure, specs and wiring diagrams are in the factory service manual for your machine.