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 SPL BMW G8X Adjustable Caster Rod Bushings

• Proudly made, engineered, and assembled in the USA.

Upgrade your BMW G8X suspension with SPL Parts' adjustable front caster rod bushings, designed specifically for 2021 and newer models including M3 and M4 variants. These high-performance bushings replace the stock flexible rubber components with low-friction, articulating spherical bearings, providing superior suspension geometry under load. This results in enhanced braking response and improved handling feedback, giving you more precise control during spirited driving or track days. Constructed with durable 6061-T6 aluminum, the bearing housings feature an outer knurl for secure fitment and longevity. The included CNC-machined offset spacers allow for a ±2-degree caster adjustment, enabling fine-tuning to match your driving style or setup preferences. Each pair is fitted with massive 1-inch FK Racing spherical bearings with self-lubricating Teflon liners, ensuring maximum durability and smooth operation over time. These components are proudly made, engineered, and assembled in the USA, reflecting SPL Parts' commitment to quality and performance. Installation is straightforward for those familiar with suspension work, as these bushings are designed to fit the OEM arms without modification. Please note that OEM arms are not included with this kit. Whether you’re looking to improve handling dynamics or customize your suspension geometry, these adjustable caster rod bushings provide a reliable solution for your BMW G8X. Suitable for a wide range of 2021 through 2023 BMW M3 and M4 models, they are an essential upgrade for enthusiasts seeking precision and enhanced driving experience.

Features:

• High-strength 6061-T6 aluminum bearing housings with outer knurl for secure fitment

• CNC-machined offset spacers enabling ±2 degrees of caster adjustment

• Massive 1-inch FK Racing spherical bearings with self-lubricating Teflon liners for durability

• Designed specifically for 2021+ BMW G8X models including M3 and M4

• Proudly made, engineered, and assembled in the USA

Fitment:
BMW M3 Base 2021
BMW M3 Base 2022
BMW M3 Base 2023
BMW M3 Base 2025
BMW M3 Competition 2021
BMW M3 Competition 2022
BMW M3 Competition 2023
BMW M3 Competition 2025
BMW M3 Competition xDrive 2022
BMW M3 Competition xDrive 2023
BMW M3 Competition xDrive 2025
BMW M4 Base 2021
BMW M4 Base 2022
BMW M4 Base 2023
BMW M4 Base 2024
BMW M4 Base 2025
BMW M4 Base 2026
BMW M4 Competition 2021
BMW M4 Competition 2022
BMW M4 Competition 2023
BMW M4 Competition 2024
BMW M4 Competition 2025
BMW M4 Competition 2026
BMW M4 Competition xDrive 2021
BMW M4 Competition xDrive 2022
BMW M4 Competition xDrive 2023
BMW M4 Competition xDrive 2024
BMW M4 Competition xDrive 2025
BMW M4 Competition xDrive 2026
BMW M4 CS 2025
BMW M4 CSL 2023