MasterPro 4713192 Suspension Shock Absorber Mount Insulator - Rear Upper

Brand MasterPro 4713192
Position Rear Upper
Material Steel, rubber
Length 1.5 / 0.8
Color Black, silver
Inside Diameter 0.9 / 1.3
Washer Included Yes
Outside Diameter 2.6 / 2.4
Nuts Included No
Universal Or Specific Fit Specific
Grade Type Standard replacement
Mounting Hole Quantity 1
Bolt Included No
Spacer Included No
Mounting Hole Diameter 0.9 / 1.3
Meets_or_Exceeds_Original_Equipment_Manufacture_Specifications Yes
Per_Vehicle_Quantity 2
Fits Buick, Cadillac, and Oldsmobile · 40 vehicles

Standard replacement. Built to meet or exceed original equipment specifications.

Steel and rubber construction. Combines strength with cushioning for dependable support.

Washer included. Ready for a cleaner, more complete installation.

Cross-references Gabriel 142405, General Motors 1627744 and General Motors 3520983 for the same application. See all 10.

$31.13Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Suspension Shock Absorber Mount Insulators are typically replaced in pairs, axle by axle.
Order total $31.13
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Rear Upper Shock Mount Insulator

MasterPro 4713192 is a specific-fit suspension shock absorber mount insulator for the rear upper position. Built from steel and rubber, it provides a standard replacement solution that meets or exceeds original equipment manufacturer specifications for the listed applications.

Key Features

  • Specific fit for the rear upper shock mount location
  • Steel and rubber construction for strength and vibration isolation
  • Standard replacement grade for OE-style service
  • Washer included
  • Mounting hole quantity: 1
  • Per vehicle quantity: 2
  • Meets or exceeds original equipment manufacturer specifications

Application Details

MasterPro 4713192 is used at the rear upper shock mounting point to secure the shock absorber and help isolate road vibration at the suspension attachment. It is a direct-fit suspension shock absorber mount insulator for select Buick, Cadillac, and Oldsmobile vehicles, including Buick Riviera, Buick Reatta, Cadillac Allante, Cadillac Eldorado, Cadillac Seville, and Oldsmobile Toronado. This part cross-references Monroe Shocks & Struts (e.g., 902971) for the same application.

  • Fits 1986-1993 Buick Riviera, Rear Upper
  • Fits 1988-1991 Buick Reatta, Rear Upper
  • Fits 1987-1993 Cadillac Allante, Rear Upper
  • Fits 1986-1992 Cadillac Eldorado, Rear Upper
  • Fits 1986-1992 Cadillac Seville, Rear Upper
  • Fits 1986-1992 Oldsmobile Toronado, Rear Upper

What It Helps Address

  • Worn or cracked rear upper shock mount insulator
  • Excess vibration transferred through the rear suspension
  • Noise from deteriorated rubber at the shock mounting point
  • Loose or unstable shock mounting interface
  • Service replacement for aging Buick, Cadillac, and Oldsmobile suspension hardware

Installation Notes and Tips

Install at the rear upper shock mount location only. Verify the mounting hole diameter, inside diameter, and outside diameter against the original part before installation. Because this is a specific-fit replacement, confirm vehicle application by year, make, model, and position before service. Replace in pairs when servicing both sides of the rear suspension.

Quality Assurance

MasterPro 4713192 is a standard replacement part built to meet or exceed original equipment manufacturer specifications. Its steel-and-rubber construction supports consistent fit and service performance in the listed rear upper applications.

This part fits 40 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1993BuickRivieraRear Upper—
1993CadillacAllanteRear Upper—
1992BuickRivieraRear Upper—
1992CadillacAllanteRear Upper—
1992CadillacEldoradoRear Upper—
1992CadillacSevilleRear Upper—
1992OldsmobileToronadoRear Upper—
1991BuickReattaRear Upper—
1991BuickRivieraRear Upper—
1991CadillacAllanteRear Upper—
1991CadillacEldoradoRear Upper—
1991CadillacSevilleRear Upper—
1991OldsmobileToronadoRear Upper—
1990BuickReattaRear Upper—
1990BuickRivieraRear Upper—
1990CadillacAllanteRear Upper—
1990CadillacEldoradoRear Upper—
1990CadillacSevilleRear Upper—
1990OldsmobileToronadoRear Upper—
1989BuickReattaRear Upper—
1989BuickRivieraRear Upper—
1989CadillacAllanteRear Upper—
1989CadillacEldoradoRear Upper—
1989CadillacSevilleRear Upper—
1989OldsmobileToronadoRear Upper—
1988BuickReattaRear Upper—
1988BuickRivieraRear Upper—
1988CadillacAllanteRear Upper—
1988CadillacEldoradoRear Upper—
1988CadillacSevilleRear Upper—
1988OldsmobileToronadoRear Upper—
1987BuickRivieraRear Upper—
1987CadillacAllanteRear Upper—
1987CadillacEldoradoRear Upper—
1987CadillacSevilleRear Upper—
1987OldsmobileToronadoRear Upper—
1986BuickRivieraRear Upper—
1986CadillacEldoradoRear Upper—
1986CadillacSevilleRear Upper—
1986OldsmobileToronadoRear Upper—
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gabriel — 142405General Motors — 1627744General Motors — 3520983General Motors — 3523883General Motors — 3536261KYB — SM5275Monroe Shocks & Struts — 902971MOOG Chassis Products — K6513NAPA Mileage Plus — NS 902971Power Torque — FM1154