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Northwest Axle Spindle logo: mountains with a northwest compass arrowNorthwest Axle Spindle
Machined heavy truck axle spindle with bearing journals

Spindle & axle service

Full Axle Replacement

Complete axle replacement when inspection shows the existing axle assembly is no longer suitable for repair.

What this service covers

Spindle replacement is not always the right answer. When the axle tube is bent or damaged, camber is outside specification, or mounting surfaces are no longer serviceable, replacement may be safer and more economical than spindle-only repair.

The inspection determines the direction. Measurements, damage location, prior repair history and the application all factor into the recommendation, and the reasoning is explained before any work is scheduled.

Common signs of damage

  • Bent or twisted axle tube
  • Cracking at the axle tube, spindle seat or weld areas
  • Damage at more than one wheel end on the same axle
  • Uneven tire wear that persists after other repairs
  • Previous repairs that are no longer serviceable

What technicians inspect

  • Axle tube straightness, and camber and toe measurements
  • Both wheel ends, spindles and brake mounting surfaces
  • Suspension mounting points and axle seat condition
  • Axle rating and how the unit is used in service

Information to provide with your request

  • Unit year, make and model and unit or fleet number
  • Axle manufacturer, rating and track dimension if known
  • Photographs of the full axle from several angles
  • Suspension type and brake configuration
  • Unit location and access details

Northwest Axle Spindle is an independent service and installation company. We inspect and replace compatible components but do not manufacture them.

Repairability is determined after inspection. Northwest Axle Spindle does not promise that every damaged spindle or axle can be repaired — when replacement of the complete axle is the correct repair, that is what gets recommended.

How full axle replacement works

Northwest Axle Spindle does not manufacture complete axles in-house. If a standard replacement is unavailable, we can coordinate having the axle manufactured to confirmed measurements and specifications by a trusted vendor. Vendor availability and production lead times may apply.

Need a spindle assessed?

Send your unit details, axle information and photographs. A technician reviews every request before anything is scheduled.

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