HomeSuspension > Shocks and StrutsArnott MR-3440 Shock Absorber - Rear Left
Part #: MR-3440

Arnott MR-3440 Shock Absorber - Rear Left

NEW, Rear Left
4 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
NEW, Rear Left
Fitment: Cadillac, STS
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Arnott MR-3440 Suspension Shock Absorber

The Arnott MR-3440 is a standard grade suspension shock absorber designed specifically for Cadillac STS models. This shock absorber is engineered to restore your vehicle's ride quality and handling by providing consistent damping performance.

  • Standard grade suspension shock absorber for reliable performance
  • Compatible with Cadillac STS models
  • Part number MR-3440 for precise identification
  • Designed to meet original equipment specifications
  • Part of Arnott's NEW product line

About the Arnott NEW Product Line

The NEW product line from Arnott represents the latest additions to their suspension components portfolio. This line focuses on delivering dependable, standard grade parts that align with factory specifications. The MR-3440 shock absorber is part of this line, ensuring compatibility and quality for Cadillac STS vehicles requiring suspension maintenance or replacement.

Detailed Product Description

The Arnott MR-3440 suspension shock absorber is engineered to provide consistent damping and improved ride control for Cadillac STS models. As a standard grade shock absorber, it balances performance and durability, making it suitable for everyday driving conditions. This part is manufactured to meet or exceed OEM standards, ensuring proper fitment and function. Using the MR-3440 helps maintain the vehicle's handling characteristics and ride comfort by effectively absorbing road irregularities.

Common Applications and Issues Addressed

  • Reduces excessive bouncing and body roll during driving
  • Improves vehicle stability and control on uneven surfaces
  • Restores proper suspension response after wear or damage
  • Minimizes noise and vibration caused by worn shocks
  • Helps prevent premature tire wear due to suspension issues

Installation Notes and Tips

Installation of the Arnott MR-3440 shock absorber should be performed by a qualified technician familiar with Cadillac STS suspension systems. It is recommended to replace shocks in pairs to maintain balanced handling. Ensure all mounting hardware is inspected and replaced if necessary. Proper torque specifications should be followed to secure the shock absorber correctly.

Quality Assurance and Warranty

Arnott provides quality assurance for the MR-3440 suspension shock absorber, manufactured to meet OEM standards. While specific warranty details are not provided here, Arnott typically offers warranties covering defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer documentation.

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
2010CadillacSTSRear LeftFits vehicles with Magneride RPO Code F55.; NEW
2009CadillacSTSRear LeftFits vehicles with Magneride RPO Code F55.; NEW
2008CadillacSTSRear LeftFits vehicles with Magneride RPO Code F55.; NEW
2007CadillacSTSRear LeftFits vehicles with Magneride RPO Code F55.; NEW

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1514838919302765

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.