Dorman 924-401 Shock Mount - Rear Left Upper

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Dorman 924-401 Shock Mount - Rear Left Upper

Brand	Dorman 924-401
Position	Rear Left Upper
Color	Black
Material	Steel
Mounting Hardware Included	Yes
Package Contents	1 Shock Mount
Fits	Chevrolet and GMC · 120 vehicles

OE direct replacement. Precisely reverse-engineered for original equipment quality, fit, and durability.

Steel construction. Built for dependable strength in a shock mount.

Mounting hardware included. Ready for a straightforward installation.

Cross-references 15529433 and NI for the same application. See all 2.

$113.06Free shipping

In stock · usually ships same day before 1pm CST

Step 1 — Confirm fitment

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Select your vehicle to confirm fitment

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Step 2 — Quantity

Shock Mounts are typically replaced in pairs, axle by axle.

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Free returns within 60 days if it doesn't fit when fitment is verified.

Not what you need? See all Shock Mount options

Dorman 924-401 Shock Mount for GM Trucks

Dorman 924-401 is a rear left upper suspension shock absorber mount for select Chevrolet C1500, C2500, C3500 and GMC C1500, C2500, C3500 applications. It is reverse-engineered from the original mount to match OE fit, function, and durability for the specified vehicles.

Key Features

Steel construction for strength and long-term service
Black finish for a clean, corrosion-resistant appearance
Direct replacement for the stock rear left upper shock mount
Mounting hardware included for installation
Designed for select Chevrolet and GMC rear suspension applications

Detailed Description

This suspension shock absorber mount is built to replace the factory mount on specified GM trucks without modification. Dorman 924-401 follows the original equipment design closely, helping restore secure shock attachment at the rear left upper position. It is a practical replacement for worn, damaged, or rusted mounts on Chevrolet C1500, Chevrolet C2500, Chevrolet C3500, GMC C1500, GMC C2500, and GMC C3500 models.

This part cross-references 15529433 for the same application.

What It Helps Fix

Loose or damaged rear shock mounting points
Noise from worn suspension attachment hardware
Corrosion at the upper rear shock mount
Improper shock alignment at the rear left upper position
Loss of secure shock-to-frame attachment

Installation Notes and Tips

Fits 1988-1999 Chevrolet C1500, rear left upper.
Fits 1988-2000 Chevrolet C2500, rear left upper.
Fits 1988-2000 Chevrolet C3500, rear left upper, for vehicles with Single Rear Wheel (SRW).
Fits 1988-1999 GMC C1500, rear left upper.
Fits 1988-2000 GMC C2500, rear left upper.
Fits 1988-2000 GMC C3500, rear left upper, for vehicles with Single Rear Wheel (SRW).
Verify the rear left upper mounting location and vehicle configuration before installation.

Quality Assurance

Dorman reverse-engineers this replacement mount to match the original equipment design for the listed applications, with steel construction and included mounting hardware to support a proper repair.

This part fits 120 vehicles

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

Year	Make	Model	Body Type	Position	Notes
2000	Chevrolet	C2500	—	Rear Left Upper	—
2000	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
2000	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
2000	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
2000	GMC	C2500	—	Rear Left Upper	—
2000	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
2000	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
2000	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1999	Chevrolet	C1500	—	Rear Left Upper	—
1999	Chevrolet	C2500	—	Rear Left Upper	—
1999	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1999	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1999	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1999	GMC	C1500	—	Rear Left Upper	—
1999	GMC	C2500	—	Rear Left Upper	—
1999	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1999	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1999	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1998	Chevrolet	C1500	—	Rear Left Upper	—
1998	Chevrolet	C2500	—	Rear Left Upper	—
1998	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1998	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1998	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1998	GMC	C1500	—	Rear Left Upper	—
1998	GMC	C2500	—	Rear Left Upper	—
1998	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1998	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1998	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1997	Chevrolet	C1500	—	Rear Left Upper	—
1997	Chevrolet	C2500	—	Rear Left Upper	—
1997	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1997	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1997	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1997	GMC	C1500	—	Rear Left Upper	—
1997	GMC	C2500	—	Rear Left Upper	—
1997	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1997	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1997	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1996	Chevrolet	C1500	—	Rear Left Upper	—
1996	Chevrolet	C2500	—	Rear Left Upper	—
1996	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1996	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1996	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1996	GMC	C1500	—	Rear Left Upper	—
1996	GMC	C2500	—	Rear Left Upper	—
1996	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1996	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1996	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1995	Chevrolet	C1500	—	Rear Left Upper	—
1995	Chevrolet	C2500	—	Rear Left Upper	—
1995	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1995	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1995	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1995	GMC	C1500	—	Rear Left Upper	—
1995	GMC	C2500	—	Rear Left Upper	—
1995	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1995	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1995	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1994	Chevrolet	C1500	—	Rear Left Upper	—
1994	Chevrolet	C2500	—	Rear Left Upper	—
1994	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1994	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1994	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1994	GMC	C1500	—	Rear Left Upper	—
1994	GMC	C2500	—	Rear Left Upper	—
1994	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1994	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1994	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1993	Chevrolet	C1500	—	Rear Left Upper	—
1993	Chevrolet	C2500	—	Rear Left Upper	—
1993	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1993	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1993	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1993	GMC	C1500	—	Rear Left Upper	—
1993	GMC	C2500	—	Rear Left Upper	—
1993	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1993	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1993	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1992	Chevrolet	C1500	—	Rear Left Upper	—
1992	Chevrolet	C2500	—	Rear Left Upper	—
1992	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1992	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1992	Chevrolet	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1992	GMC	C1500	—	Rear Left Upper	—
1992	GMC	C2500	—	Rear Left Upper	—
1992	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1992	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1992	GMC	C3500	Crew Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1991	Chevrolet	C1500	—	Rear Left Upper	—
1991	Chevrolet	C2500	—	Rear Left Upper	—
1991	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1991	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1991	GMC	C1500	—	Rear Left Upper	—
1991	GMC	C2500	—	Rear Left Upper	—
1991	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1991	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1990	Chevrolet	C1500	—	Rear Left Upper	—
1990	Chevrolet	C2500	—	Rear Left Upper	—
1990	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1990	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1990	GMC	C1500	—	Rear Left Upper	—
1990	GMC	C2500	—	Rear Left Upper	—
1990	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1990	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1989	Chevrolet	C1500	—	Rear Left Upper	—
1989	Chevrolet	C2500	—	Rear Left Upper	—
1989	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1989	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1989	GMC	C1500	—	Rear Left Upper	—
1989	GMC	C2500	—	Rear Left Upper	—
1989	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1989	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1988	Chevrolet	C1500	—	Rear Left Upper	—
1988	Chevrolet	C2500	—	Rear Left Upper	—
1988	Chevrolet	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1988	Chevrolet	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1988	GMC	C1500	—	Rear Left Upper	—
1988	GMC	C2500	—	Rear Left Upper	—
1988	GMC	C3500	Standard Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
1988	GMC	C3500	Extended Cab Pickup	Rear Left Upper	Fits vehicles with Single Rear Wheel (SRW)
No rows match your filter.

Directly replaces or cross-references 2 part numbers

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

15529433NI