Front Shock Absorber with MR Fluid – OEM Remanufactured | Fits Cadillac STS & SLS AWD/RWD (2005–2013) | Left or Right | Replaces 19150442 / 19300077 / 580436

Front MR Fluid Shock Absorber – Cadillac STS & SLS AWD/RWD (2005–2013)

This OEM remanufactured front shock absorber is designed for Cadillac STS and SLS vehicles equipped with Magnetic Ride Control (MR Fluid). It restores factory ride comfort, electronic damping control, and suspension response.

Key Benefits

• Magneto-Rheological (MR) fluid technology – real-time damping adjustment
• Remanufactured using original OE shock body
• New seals, connectors, wiring harness, and fluid chamber
• Maintains compatibility with FE3 / F55 suspension systems
• Backed by 2-year warranty and 30-day return policy

Fitment Compatibility

• Cadillac STS (2005–2011) – AWD & RWD
• Cadillac SLS (2006–2013, China market) – AWD & RWD
• Suspension Codes: FE3, F55, 6SF, 6SD, 6SG, 6SH, 7SF, 7SD, 7SG, 7SH
• Transmission: 6-speed automatic (6L50)
• Engine Options: 3.6L V6 LLT / LY7, 4.6L V8 L37 / LH2

Replaces OEM Part Numbers

• GM: 19150442, 88964546, 19300077, 580350, 9073137, 93736236
• ACDelco: 580436, 580461

What's Included

• 1 x Front MR Fluid Shock Absorber – Fits Left or Right

Notes

• Fits front axle – left or right side
• Only compatible with vehicles equipped with Magnetic Ride Control (MR)
• Does not include mounting bolts or sensors
• Professional installation recommended
• Estimated install time: 60–90 minutes

Suspension System Restoration

Ideal for resolving harsh ride, MR error codes, or front-end instability. This shock absorber restores OEM damping response and ensures safe, smooth driving under all road conditions.