SPL Parts 2021+ BMW G8X(Except M2) Caster Bushings (Adjustable)
SPL Parts 2021+ BMW G8X(Except M2) Caster Bushings (Adjustable)
SPL Parts
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 BushingsThis Part Fits:
Year
Make
Model
Submodel
2021-2023,2025
BMW
M3
Base
2021-2023,2025
BMW
M3
Competition
2022-2023,2025
BMW
M3
Competition xDrive
2021-2026
BMW
M4
Base
2021-2026
BMW
M4
Competition
2022-2026
BMW
M4
Competition xDrive
2025
BMW
M4
CS
2023
BMW
M4
CSL
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
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2023,2025 | BMW | M3 | Base |
| 2021-2023,2025 | BMW | M3 | Competition |
| 2022-2023,2025 | BMW | M3 | Competition xDrive |
| 2021-2026 | BMW | M4 | Base |
| 2021-2026 | BMW | M4 | Competition |
| 2022-2026 | BMW | M4 | Competition xDrive |
| 2025 | BMW | M4 | CS |
| 2023 | BMW | M4 | CSL |
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
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2023,2025 | BMW | M3 | Base |
| 2021-2023,2025 | BMW | M3 | Competition |
| 2022-2023,2025 | BMW | M3 | Competition xDrive |
| 2021-2026 | BMW | M4 | Base |
| 2021-2026 | BMW | M4 | Competition |
| 2022-2026 | BMW | M4 | Competition xDrive |
| 2025 | BMW | M4 | CS |
| 2023 | BMW | M4 | CSL |