• Dinan Performance Spring Set - 2014-2021 BMW 228i/230i/428i/430i | D100-0928
  • Dinan Performance Spring Set - 2014-2021 BMW 228i/230i/428i/430i | D100-0928
  • Dinan Performance Spring Set - 2014-2021 BMW 228i/230i/428i/430i | D100-0928

Dinan Performance Spring Set - 2014-2021 BMW 228i/230i/428i/430i | D100-0928

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Was: $371.95
Now: $329.95
UPC:
813725023625
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WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.

The Dinan Performance Coil Spring Set (D100-0928) is an expertly engineered suspension solution for 2014-2021 BMW RWD models (F22 228i/230i and F32 428i/430i), designed to transform vehicle stance while significantly enhancing handling. Dinan suspensions are unique as they are known to maintain ride quality while improving handling. This is accomplished by pairing spring sets with bump stops, spring perches, or both to maintain suspension travel, resulting in a smooth ride while also improving mechanical grip and handling.

The set lowers the vehicle for an aggressive stance and optimized suspension geometry, while remaining compatible with both conventional and factory electronic shocks. The Dinan springs are CNC wound with high tensile chrome silicon wire and shot-peened for stress relief to last the life of the car. The substantial increase in stiffness actively reduces body roll, rear suspension compression under acceleration, and front suspension dive under braking, giving your car a noticeably more controlled and responsive feel.

Features:

  • Optimized Stance & Geometry: Lowers the F22 by 1/2" (Front and Rear) and the F32 by 5/8" (Front) and 3/4" (Rear) for an aggressive stance.

  • Substantial Stiffness Increase: Features up to a 50% increase in spring stiffness (F22) and up to 41% increase in front stiffness (F32), providing substantial reduction in body roll and improved steering responsiveness.

  • Controlled Dynamics: The increase in stiffness reduces suspension compression during acceleration and braking (dive), delivering a more predictable and controlled feel.

  • Structural Integrity: Springs are CNC wound with high tensile chrome silicon wire and shot-peened for stress relief, helping to prevent spring sag.

Product Contains:

  • (4) Dinan Performance Coil Springs (Front and Rear)

Important Note: Dinan Performance Spring sets should be purchased and installed with the corresponding Ride Quality and Handling Kit to achieve the advertised ride height, performance, and ride quality. This spring set is not compatible with xDrive models, the 228i/230i convertible, or the 428i/430i convertible and gran coupe.

Warranty This product is supported by a Manufacturer's Warranty. Note: Manufacturer warranty terms are subject to change.

Installation Instructions

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