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Ksport CSB120-DR Version DR Drag Race Coilover Kit

(2005-2007 Subaru Impreza WRX STI/WRX STI Limited)

Manufacturer

Part Number

CSB120-DR
Sale Price

$1,615.00

Estimated ship date Friday, November 27

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Ksport Version DR Drag Race Coilover Kit (CSB120-DR) is purpose-built for serious drag racing competitors looking to cut elapsed times and improve 60-foot launches. Developed from Ksport's race-proven Version RR road race platform, the Version DR incorporates targeted internal modifications to handle the unique demands of the drag strip. Each kit is built to order and custom-valved specifically for drag racing — not a generic off-the-shelf setup.

Drag-Optimized Spring Rates & Shock Valving

Spring rates and damping valving are carefully selected to maximize traction off the line and regulate weight transfer during launch. Kits are engineered differently depending on whether the application is FWD, RWD, or AWD, ensuring the correct balance of front-to-rear weight bias for your drivetrain configuration. Not intended for daily street driving use.

Key Features:

  • 36-Way Adjustable Damping — Fine-tune compression and rebound to match your tire compound, track surface, and power level
  • Custom Drag Valving — Each kit is individually valved for drag racing with spring rates chosen to maximize traction and control weight transfer at launch
  • Monotube Shock Design — Oil and gas are separated within the cylinder for faster, more even heat dissipation, reduced aeration and cavitation, and finer damping adjustment compared to twin-tube designs
  • Pillowball Upper Mounts — Standard on McPherson-type suspension applications; improves steering feel, response, and allows camber and caster adjustment for precise alignment tuning
  • Patented Bearing Design — Reduces noise during low-speed steering input, a common weakness in competing pillowball designs
  • 6061-T6 Billet Aluminum Components — Mounts, spring perches, locking collars, and upper mounts are machined from T6-hardened 6061 aluminum for strength, durability, and corrosion resistance
  • Zinc-Electroplated Steel Shock Bodies — Protects against rust and corrosion; kits include an anti-rust paste packet for additional protection on key contact points
  • Integrated Dust Boot & Bump Stop — Bump stop is housed inside the dust boot for a more durable, compact assembly less prone to deterioration
  • Height Adjustment Without Sacrificing Shock Travel — Adjustable lower mount design maintains full suspension travel throughout the ride height range
  • 12-Month Limited Warranty — Covers manufacturer defects

Built to Order: Ksport Version DR kits are custom-built per order. Please allow 2–3 weeks for production and delivery. This kit is designed for off-road/race use only and is not intended for street or highway use.

Products specifications

Fits

2005-2007 Subaru Impreza WRX STI/WRX STI Limited

Spring Rate (F)

6.7/375kg/lbs

Spring Rate (R)

4.5/252kg/lbs

Upper Mount (F)

Pillowball

Upper Mount (R)

Pillowball

Top Mount Type - Front

Pillowball Mount with camber adjustment

Gas Charged

Yes

Spring Rate Front kg/mm

6.7

Lower Mount Type

Adjustable

Subject to CARB? Yes/No

No

Dust Shield

No

Ksport Product Category

Coilover Kits

Top Mount Type - Rear

Pillowball Mount with camber adjustment

Adjustable Height

yes

Upper Mount Type

Pillowball Mount with camber adjustment

Spring Rate Rear kg/mm

4.5

Ksport Product Sub-Category

Version DR Drag Race Coilover Kit

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