These aluminium rear knuckle arms fitted with POM bearing collars are an aftermarket upgrade designed to stabilise the CVD shafts and wheel bearings on X-MAXX platforms. Their main purpose is to reduce lateral slop at the knuckle, helping maintain consistent steering geometry and prolong component service life.
The components are produced from aluminium 6061 T6 and paired with POM collars to minimise the clearance around the bearing and ensure a tight fit. The collars provide controlled compliance to reduce the chance of crushing bearings while keeping them firmly located.
Fitment is plug-and-play for the models listed in the compatibility section, preserving accurate steering response without complicated modification. The design resists collapse under load while allowing routine maintenance access.
Note: this item requires changing to use 20x27x4 bearings as part of the swap; verify bearing size before installation.
Use these knuckle arms when you need a firmer bearing location and more consistent steering on TRAXXAS X-MAXX 1/5 4WD machines, remembering to fit the specified 20x27x4 bearings.
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