Serpent 401651 Off-Road Aluminum Bearing Block Upgrade for 4-X  [SER401651]

Durable Aluminum Bearing Blocks for Serpent 4-X

Replace worn mounting points with the Serpent 401651 aluminum bearing blocks to improve bearing retention and chassis stiffness on your 4-X. The set is machined to suit both front and rear positions where precision matters.

Durability That Stands Up to Racing

The 401651 units are made from hard-wearing aluminum to resist deformation under load, which helps reduce maintenance cycles and keeps alignment consistent during long runs.

Drop-in Replacement for Accurate Alignment

These blocks are produced to align with Serpent 4-X mounting holes so they can be installed with minimal setup change, providing a dependable upgrade path for competitive builds.