MTD 938-04004A Lawn Mower Right Hand Axle Assembly

The MTD 938-04004A Lawn Mower Right Hand Axle Assembly supports smooth wheel rotation and proper drive movement. Wear, bending, or mounting issues can reduce traction, create uneven movement, or affect overall mower handling.

This part fixes the following symptoms:

• Right drive wheel not turning properly

• Uneven mower movement during operation

• Excessive play in the right wheel

• Grinding noise near the wheel assembly

• Poor traction on the drive side

Right Drive Wheel Not Rotating

Quick Check: Inspect the axle for bending, wear, or damage where it connects to the drive wheel.

Fix Suggestion: Replace the worn axle assembly and verify the wheel is properly secured.

Prevention Tip: Avoid striking curbs, rocks, or other hard obstacles while mowing.

Excessive Wheel Play

Quick Check: Check for looseness between the axle and wheel mounting points.

Fix Suggestion: Install a new assembly if excessive wear prevents a secure wheel fit.

Prevention Tip: Always inspect wheel equipment and tighten it when necessary.

Grinding Noise Near the Wheel

Quick Check: Examine the axle area for worn contact surfaces or damaged drive components.

Fix Suggestion: Replace damaged parts and ensure all drive components are correctly aligned.

Prevention Tip: Remove grass buildup around the axle to reduce unnecessary wear.

Poor Drive-Side Traction

Quick Check: Verify the axle properly turns the drive wheel without slipping.

Fix Suggestion: Replace the damaged axle assembly if it no longer transfers drive power effectively.

Prevention Tip: Operate the mower on suitable terrain and inspect the drive system during routine maintenance.

Customer Experience: After replacing the axle assembly, the mower tracked straight again, the right wheel operated properly, and pushing through thicker grass became noticeably smoother.