# TMC 78-34812 Rear Shock Absorber for 2011-2024 Chevrolet Silverado 3500 HD, GMC Sierra 3500 HD

### Performance Overview

TMC offers premium suspension shock absorber at reasonable pricing and have been the reference accross North America for over 40 years.This shock Absorber is listed for 2011-2024 Chevrolet Silverado 3500 HD, GMC Sierra 3500 HD. Please review the fitment chart before ordering.

### Key Features

-   Designed as a direct replacement shock Absorber for compatible vehicle applications
-   Built for dependable daily driving performance and consistent fitment
-   Application-specific design helps support proper installation and function

### Package include:

-   1x Rear Shock Absorber

### Vehicle Fitment

**Fitment Summary:** 2011-2024 Chevrolet Silverado 3500 HD, GMC Sierra 3500 HD

**Position:** Rear

-   2011-2024 Chevrolet Silverado 3500 HD — Position: Rear; Fitment Precision: Cab & Chassis
-   2011-2024 GMC Sierra 3500 HD — Position: Rear; Fitment Precision: Cab & Chassis

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, fitment precision, and any notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is 78-34812.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   shock Absorber for Chevrolet Silverado 3500 HD
-   2011-2024 Chevrolet Silverado 3500 HD shock Absorber
-   78-34812 fitment
-   TMC shock Absorber
-   Rear shock Absorber
-   shock Absorber for GMC Sierra 3500 HD

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2011

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2012

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2013

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2014

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2015

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2016

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2017

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2018

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2019

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2020

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2021

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2022

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2023

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2024

Chevrolet

Silverado 3500 HD

Rear

Cab & Chassis

2011

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2012

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2013

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2014

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2015

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2016

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2017

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2018

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2019

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2020

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2021

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2022

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2023

GMC

Sierra 3500 HD

Rear

Cab & Chassis

2024

GMC

Sierra 3500 HD

Rear

Cab & Chassis

## Details

- **Price:** 65.29 CAD
- **Vendor:** TMC
- **Type:** Shock Absorber
- **Tags:** 2011 Chevrolet Silverado 3500 HD, 2011 GMC Sierra 3500 HD, 2011-2024 Chevrolet Silverado 3500 HD, 2011-2024 GMC Sierra 3500 HD, 2011-2024-chevrolet-silverado-3500-hd-shock-absorber-rear-cab---chassis-esi9829994, 2012 Chevrolet Silverado 3500 HD, 2012 GMC Sierra 3500 HD, 2013 Chevrolet Silverado 3500 HD, 2013 GMC Sierra 3500 HD, 2014 Chevrolet Silverado 3500 HD, 2014 GMC Sierra 3500 HD, 2015 Chevrolet Silverado 3500 HD, 2015 GMC Sierra 3500 HD, 2016 Chevrolet Silverado 3500 HD, 2016 GMC Sierra 3500 HD, 2017 Chevrolet Silverado 3500 HD, 2017 GMC Sierra 3500 HD, 2018 Chevrolet Silverado 3500 HD, 2018 GMC Sierra 3500 HD, 2019 Chevrolet Silverado 3500 HD, 2019 GMC Sierra 3500 HD, 2020 Chevrolet Silverado 3500 HD, 2020 GMC Sierra 3500 HD, 2021 Chevrolet Silverado 3500 HD, 2021 GMC Sierra 3500 HD, 2022 Chevrolet Silverado 3500 HD, 2022 GMC Sierra 3500 HD, 2023 Chevrolet Silverado 3500 HD, 2023 GMC Sierra 3500 HD, 2024 Chevrolet Silverado 3500 HD, 2024 GMC Sierra 3500 HD, 20906291, 20906292, 20906293, 20908414, 20908415, 22808247, 22980433, 22980437, 22990466, 22990470, 22990471, 22990472, 22990473, 22990474, 22990475, 22990476, 22993218, 22993219, 22993220, 23315259, 23315260, 23315261, 23315262, 23315263, 23315264, 23315265, 251280, 3450026, 34812, 78-34812, Absorber, AI Readable Fitment, Chevrolet Silverado 3500 HD, G64121, GMC Sierra 3500 HD, GMC Sierra 3500 HD Shock Absorber, Rear, Rear Shock Absorber for 2011 Chevrolet Silverado 3500 HD, replacement 78-34812 Shock Absorber, replacement auto part, SEE, Shock Absorber, Shock Absorber fitment, Shock Absorber for Chevrolet Silverado 3500 HD, Shocks, TMC, TMC 78-34812 Shock Absorber, TMC Shock Absorber, vehicle fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 65.29 CAD | In stock |

## Images

- TMC_Shock Absorber_78-34812

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/rear-shock-absorber-for-gmc-sierra-3500-hd-chevrolet-silverado-cab-chassis)
> Updated: 2026-07-14