MTD 918-06989 6.74" DIA Spindle Assembly

SKU: 918-06989 Brand:
MTD
Availability:
In Stock
(0)
$105.58 Price reduced from $109.95
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Description

The MTD 918-06989 Spindle Assembly is an important drive part meant for different MTD lawn mowers and outdoor power products. The spindle assembly of this product has a diameter of 6.74" which helps the unit to rotate the mower blade as intended for the right cutting action. Built for strength it improves the mowers operational efficiency due to free and easy movement of the blades thereby creating a neat, clean cut. It is very easy to install and thus does not require much time during maintenance hence helping you maintain your lawn perfectly. This part allows users to replace worn or damaged spindles and obtain better mowing performance and longer equipment service life.

Dimensions:

  • Weight: 5.05 lbs

More Information:

The MTD 918-06989 6.74" DIA Spindle Assembly supports the mower blade and allows smooth rotation throughout the cutting deck. Bearing wear, spindle damage, or loose mounting can create vibration, uneven cutting, and abnormal operating noise.

Common symptoms:

• Blade wobbles during mowing operation.

• Loud rumbling from mower deck area.

• Uneven grass cutting across lawn.

• Spindle shaft develops excessive movement.

• Blade rotation becomes rough under load.

Blade Wobbles During Operation

Quick Check: Verify blade spins evenly without noticeable side movement during rotation.

Fix Suggestion: Secure spindle assembly restoring stable blade rotation across mowing conditions.

Prevention Tip: Remove hidden obstacles preventing unnecessary impacts against rotating blade assemblies.

Loud Rumbling From Deck

Quick Check: Listen beneath deck while blades rotate at operating speed carefully.

Fix Suggestion: Renew worn bearings improving smooth spindle movement throughout mowing sessions consistently.

Prevention Tip: Clean deck frequently reducing debris accumulation around spindle housing components.

Uneven Grass Cutting

Quick Check: Compare cutting height across entire deck after completing straight mowing passes.

Fix Suggestion: Align spindle correctly maintaining consistent blade position during every rotation cycle.

Prevention Tip: Balance cutting blades regularly minimizing additional spindle wear over prolonged usage.

Spindle Shaft Movement

Quick Check: Grasp blade carefully checking for unwanted spindle looseness before operation begins.

Fix Suggestion: Tighten mounting hardware preventing excessive spindle movement under mowing loads consistently.

Prevention Tip: Verify fasteners periodically ensuring spindle remains firmly attached to deck.

Customer Experience: A customer had observed a smoother blade rotation after servicing the MTD 918-06989 6.74" DIA Spindle Assembly. Deck vibration decreased, and the mower produced an even cutting pattern during routine lawn maintenance.

Disclaimer: Troubleshooting guidance provided for reference only.

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