SPL Parts

SPL Parts 2021+ BMW G8X(Except M2) Caster Bushings (Adjustable)

SKU SPL CRB G8X

MPN sppSPL CRB G8X

$413.10 · In stock

SPL Parts 2021+ BMW G8X(Except M2) Caster Bushings (Adjustable)

Front Caster Rod Bushings (CRB) replace the stock flexible rubber bushings with low friction, articulating Spherical Bearings eliminating bushing deflection and reducing friction. This maintains optimum suspension geometry under load to improve braking and handling feedback. Massive 1" sized FK Racing Bearings with self lubricating Teflon liners are used to ensure maximum performance and durability. Innovative CNC machined offset bearing spacers provide +/- 2 degrees of caster adjustment. OEM arms not included. Sold as a pair. Made in the USA. Caster Rod Bushings Features: 6061-T6 Aluminum bearing housing with outer knurl 6061-T6 Aluminum offset spacers provide +/-2 degrees of caster adjustment FK 1" spherical bearings Applications: 2022+ BMW G8X (M3 and M4) Installation Instructions: SPL Front Caster Rod Bushings

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
2021–2026BMWM4Base
2025BMWM3Base
2021–2026BMWM4Competition xDrive
2021–2026BMWM4Competition
2025BMWM4CS
2022–2023BMWM3Competition xDrive
2025BMWM3Competition xDrive
2021–2023BMWM3Competition
2021–2023BMWM3Base
2023BMWM4CSL
2025BMWM3Competition
Specifications
CategorySuspension
Sub-CategorySuspension Arm Bushings
UPCSPL CRB G8X
CARB ApprovedYes
Weight2 lb
Dimensions (L×W×H)6.7 × 4.4 × 3.4 in