Mevotech CMS861283 Lateral Arm - Rear Upper

Brand Mevotech CMS861283
Position Rear Upper
Adjustable Yes
Finish Corrosion Resistant
Length 13.35
Width 4.2
Fits Scion · 6 vehicles

Adjustable design. Lets you fine-tune suspension geometry for a precise fit.

Corrosion-resistant finish. Helps protect the arm from rust and harsh road conditions.

Suspension lateral arm. Supports stable suspension movement and alignment control.

Cross-references Mevotech Supreme CMS861283, 3CB86455 and 2608385 for the same application. See all 6.

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Rear Upper Lateral Arm for Scion tC

Mevotech CMS861283 is an adjustable rear upper lateral arm for the 2011-2016 Scion tC. It is built with a corrosion-resistant finish and a 13.35-inch length to support rear suspension alignment service where camber correction is needed.

Key Features

  • Adjustable rear upper lateral arm for suspension alignment correction
  • Corrosion-resistant finish for added protection in exposed underbody locations
  • 13.35-inch length and 4.2-inch width for application-specific fitment
  • Mevotech Supreme CMS861283 replacement part number
  • Fits 2011-2016 Scion tC, rear upper

Product Details

Mevotech CMS861283 is a rear upper lateral arm for the Scion tC platform, engineered for vehicles that need rear camber adjustment. The adjustable design allows alignment correction within the specified range, with notes indicating camber plus or minus 0.50 degrees for the confirmed application. This part cross-references Monroe Shocks & Struts 172286 for the same application.

Use CMS861283 when servicing rear suspension geometry on 2011-2016 Scion tC models. The corrosion-resistant finish helps protect the arm in road-exposed conditions, while the measured dimensions support direct replacement planning for rear upper suspension work.

Common Issues This Part Can Address

  • Rear camber out of specification after suspension wear or component replacement
  • Uneven rear tire wear caused by incorrect alignment angles
  • Clunking or looseness from a worn rear upper lateral arm
  • Difficulty restoring rear suspension geometry after repair work

Installation Notes and Tips

Fits 2011-2016 Scion tC, rear upper. Verify alignment settings after installation and set rear camber to the vehicle specification. Compare the original arm length and mounting points before installation, and inspect related bushings, fasteners, and adjacent suspension components for wear. CMS861283 is an adjustable replacement, so final alignment should be performed by a qualified technician.

Quality Assurance

Mevotech Supreme CMS861283 is part of Mevotech’s Supreme line for suspension service applications. The corrosion-resistant finish and application-specific dimensions support consistent fitment for the confirmed Scion tC rear upper position.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2016SciontCRear UpperCamber Plus or Minus 0.50 Degrees
2015SciontCRear UpperCamber Plus or Minus 0.50 Degrees
2014SciontCRear UpperCamber Plus or Minus 0.50 Degrees
2013SciontCRear UpperCamber Plus or Minus 0.50 Degrees
2012SciontCRear UpperCamber Plus or Minus 0.50 Degrees
2011SciontCRear UpperCamber Plus or Minus 0.50 Degrees
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Mevotech Supreme — CMS8612833CB8645526083851936443630031402GS861283