Delphi TC3837 Suspension Control Arm - Rear Upper

Brand Delphi TC3837
Position Rear Upper
Adjustable No
Ball Joint Included No
Bearing Type Rubber
Bushing Color Black
Bushing Material Natural Rubber (NR)
Bushings Included Yes
Color Black
Construction Casting/Forged
Distance Between Mounting Holes 311.0
Friction Material Thickness Cataphoresis
Grade Type Regular
Item Grade Standard Replacement
Material Steel
Mounting Hardware Included No
Pre-Greased No
Width 197.0
Fits Mazda · 8 vehicles

Standard replacement. OE expertise supports compatibility and dependable fit.

Steel construction. Casting and forging add strength for demanding use.

Cataphoresis finish. Helps resist corrosion for longer-lasting protection.

Cross-references Beck/Arnley 102-8133, GBFN28C10 and GHP9-28-C10 for the same application. See all 3.

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Rear Upper Control Arm for Mazda 6

Delphi TC3837 is a rear upper suspension control arm built for the 2014-2021 Mazda 6. It uses a steel casting/forged construction with a black cataphoresis finish and natural rubber bushings to support stable rear suspension geometry and consistent ride control.

Engineered from Delphi OE-focused dimensional and material analysis, this rear upper control arm is a direct-fit standard replacement for Mazda 6 rear suspension service. Delphi TC3837 is tested for temperature extremes and salt-spray exposure to help verify durability in demanding road conditions.

Key Features

  • Fits 2014-2021 Mazda 6, rear upper
  • Delphi part number TC3837
  • Steel construction with casting/forged design
  • Black cataphoresis finish for corrosion resistance
  • Natural rubber bushings included
  • Standard replacement grade
  • No ball joint included
  • No mounting hardware included

Detailed Description

This Delphi suspension control arm is built for the rear upper position on the Mazda 6 and is intended to restore proper suspension alignment and bushing support. The steel body, rubber bearing type, and black finish are selected for everyday road use, while Delphi’s OE-based engineering helps maintain fit and function close to the original part. If you are replacing a worn rear upper control arm on a 2014-2021 Mazda 6, TC3837 provides a direct replacement option with the correct mounting dimensions and bushing configuration.

This part cross-references Beck/Arnley 102-8133 for the same application.

What This Part Helps Address

  • Rear suspension clunking from worn bushings
  • Loose or unstable rear-end handling
  • Uneven tire wear caused by suspension wear
  • Excess movement in the rear upper control arm assembly
  • Alignment issues related to worn rear suspension components

Installation Notes and Tips

Confirm the rear upper position and compare the original arm’s dimensions before installation. This control arm does not include mounting hardware or a ball joint, so reuse or replace related components as needed during service. After installation, a professional wheel alignment is recommended to verify rear suspension geometry on the Mazda 6.

Quality Assurance

Delphi applies OE-focused testing and material analysis to its aftermarket steering and suspension parts. TC3837 is evaluated for temperature extremes below -40 degrees C and above 120 degrees C, and for 720 hours of salt spray exposure to support durability in harsh environments.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2021Mazda6Rear Upper—
2020Mazda6Rear Upper—
2019Mazda6Rear Upper—
2018Mazda6Rear Upper—
2017Mazda6Rear Upper—
2016Mazda6Rear Upper—
2015Mazda6Rear Upper—
2014Mazda6Rear Upper—
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Beck/Arnley — 102-8133GBFN28C10GHP9-28-C10