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SPL Parts Adjustable Front Caster Rod Monoball Bushings - SPL CRB E9X

SPL Parts Adjustable Front Caster Rod Monoball Bushings - SPL CRB E9X

Regular price $413.10 USD
Regular price $459.00 USD Sale price $413.10 USD
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SPPSPL CRB E9X
Looking for the lowest price?

Give us a call to get the best prices and parts for your build. Or, just call us with a cool racing story...either way we're here.

SPL CRB E9X
Looking for the lowest price?

Give us a call to get the best prices and parts for your build. Or, just call us with a cool racing story...either way we're here.

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Rod End Receiver Bearings
The SPL Parts Adjustable Front Caster Rod Monoball Bushings (Part #SPL CRB E9X) are designed to replace the soft, deflection-prone OEM rubber caster rod bushings found on BMW performance chassis....
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Description

The SPL Parts Adjustable Front Caster Rod Monoball Bushings (Part #SPL CRB E9X) are designed to replace the soft, deflection-prone OEM rubber caster rod bushings found on BMW performance chassis. By upgrading to large-diameter FK PTFE-lined spherical bearings, these bushings maintain precise suspension geometry under braking and cornering while significantly improving steering feel and front-end feedback.

CNC-machined offset spacers allow caster adjustment at the bushing level, giving alignment tuners another powerful tool to dial in front grip, camber gain, and straight-line stability without relying solely on camber plates or control arms.

  • Brand: SPL Parts
  • Part Number: SPL CRB E9X
  • Position: Front
  • Component Type: Adjustable front caster rod monoball bushings
  • Adjustment Range: Up to +/- 4 degrees of caster via offset spacers
  • Bearing: FK Racing 1-inch PTFE-lined spherical bearings
  • Housing: CNC-machined 6061-T6 aluminum with outer knurl
  • Function: Eliminates bushing deflection and reduces suspension friction
  • OEM Arms: Not included (uses factory caster rods)
  • Sold As: Pair
  • Manufacturing: Made in the USA

 

Performance Benefits

  • Eliminates rubber bushing deflection under load
  • Maintains consistent suspension geometry during braking and cornering
  • Improves steering feel and front-end feedback
  • Adds caster adjustability without changing control arms
  • Enhances camber gain and straight-line stability

Massive 1-inch FK spherical bearings feature self-lubricating PTFE liners for quiet operation, smooth articulation, and long service life in both street and track environments.

 

Construction & Materials

  • 6061-T6 aluminum bearing housings with outer knurl
  • 6061-T6 aluminum offset spacers for caster adjustment
  • FK 1-inch PTFE-lined spherical bearings

 

Vehicle Fitment

  • BMW E9X 3 Series M and non-M (2006-2013)
  • BMW E8X 1 Series M and non-M (2008+)
  • BMW F80 M3 (2014+)
  • BMW F82 / F83 M4 (2014+)
  • BMW F87 M2 (2016+)

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