Challenge 2"" Trailer Ball Bushing

Challenge 2"" Trailer Ball Bushing

This is a 2-inch spherical ball bushing designed for the high-stress pivot points of a concrete mixer's booster axle, also known as a tag or lift axle. It is a critical component for Challenge Cook Brothers "Boost-A-Load" trailer arm assemblies, allowing for articulation and movement of the axle while bearing significant weight. This bushing is a necessary replacement part for routine maintenance or when the original becomes worn, which can lead to excessive play and improper axle alignment. Its spherical design accommodates complex movements and misalignments inherent in heavy-duty vehicle suspensions.

Key Features

• Designed for booster axle trailer arm pivot points
• Spherical design accommodates high loads and articulation
• 2-inch inner diameter/pivot size
• Direct replacement for Challenge Cook Brothers 'Boost-A-Load' systems

Fits These Mixers

McNeilus, Con-Tech, CBMW, Kimble. Primarily fits Challenge Cook Brothers 'Boost-A-Load' booster axle systems on rear discharge concrete mixers. May also be compatible with other booster axle assemblies that utilize a 2-inch pivot bushing.

All measurements ± standard manufacturing tolerance.

Product descriptions are drafted with automated tools and reviewed as time allows. While we work to keep them accurate, specifications and fitment should be confirmed with a Customer Service specialist at 800-745-3414 before purchase. Found an error? Let us know and we’ll fix it.