Rancho RS66165B Suspension Control Arm Kit - Front Lower
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Rancho

Rancho RS66165B Suspension Control Arm Kit - Front Lower

Brand Rancho RS66165B
Position Front Lower
Grade Type Performance
Fits Jeep · 10 vehicles

Performance grade. Built for suspension control arm applications with a performance focus.

Heavy tubing. Adds strength and durability to the control arm kit.

D2 bushings. Maintenance-free bushings help reduce noise, vibration, and harshness.

$371.23Free shipping
In stock · usually ships same day before 1pm CST
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Not what you need? See all Suspension Control Arm Kit options

Rancho Adjustable Front Lower Control Arm Kit

The Rancho RS66165B is a performance-grade suspension control arm kit for Jeep Wrangler JL and Gladiator JT applications with stock or lifted ride height. Built from heavy tubing and equipped with Rancho D2 maintenance-free bushings, it is engineered to reduce noise, vibration, and harshness while maintaining front suspension geometry.

Key Features

  • Performance-grade suspension control arm kit for front lower use
  • Fits Jeep Wrangler JL and Gladiator JT applications up to 4.5 inches of front lift
  • Heavy-tubing construction for suspension durability
  • Rancho D2 maintenance-free bushings for reduced NVH
  • Adjustable design for front suspension correction on lifted setups
  • Black finish
  • Part number RS66165B

Fitment Details

Fits 2022-2023 Jeep Wrangler, front lower.

Fits 2018-2021 Jeep Wrangler, front lower, adjustable arm; black; with front raised height 0 in. to 4.5 in.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Correct

  • Front suspension alignment changes after a lift
  • Excess bushing noise and vibration in the front end
  • Uneven control arm geometry on Jeep Wrangler JL builds
  • Front lower arm wear from demanding street or trail use
  • Handling issues caused by altered ride height

Installation Notes and Tips

RS66165B is a front lower control arm kit for Jeep Wrangler JL and Gladiator JT platforms. Verify front ride height before installation, especially on lifted vehicles up to 4.5 inches, and confirm the arm orientation matches the front lower position listed in the fitment data. After installation, a professional alignment is recommended to restore proper suspension settings.

Quality Assurance

Rancho builds this adjustable control arm kit with heavy tubing and D2 maintenance-free bushings to support consistent suspension performance and reduced NVH in Jeep Wrangler JL and Gladiator JT applications.

Related reading

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2023JeepGladiator—Front Lower—
2023JeepWrangler—Front Lower—
2022JeepGladiator—Front Lower—
2022JeepWrangler—Front Lower—
2021JeepGladiator—Front LowerAdjustable Arm; Black; with Front Raised Height 0 (in) to 4.5 (in)
2021JeepWrangler4WDFront LowerAdjustable Arm; Black; with Front Raised Height 0 (in) to 4.5 (in)
2020JeepGladiator—Front LowerAdjustable Arm; Black; with Front Raised Height 0 (in) to 4.5 (in)
2020JeepWrangler4WDFront LowerAdjustable Arm; Black; with Front Raised Height 0 (in) to 4.5 (in)
2019JeepWrangler4WDFront LowerAdjustable Arm; Black; with Front Raised Height 0 (in) to 4.5 (in)
2018JeepWrangler4WDFront LowerAdjustable Arm; Black; with Front Raised Height 0 (in) to 4.5 (in)