OE Quality
60-Day Returns

Westar EM-3121 Engine Mount - Front Left
Reliable Engine Mount for Chevrolet, GMC, Hummer, and Isuzu Vehicles
The Westar EM-3121 engine mount is engineered to provide durable support and reduce engine vibration for select Chevrolet, GMC, Hummer, and Isuzu models. Designed to meet or exceed OEM specifications, this engine mount ensures proper fit and function for your vehicle.
Key Features of the Westar EM-3121 Engine Mount
- Designed to meet or exceed OEM specifications on quality, fit, and durability
- Manufactured using top quality components in advanced factories
- Engineered specifically for vehicles using rubber or hydraulic mounting systems
Detailed Product Description
The Westar EM-3121 engine mount is crafted to provide stable engine support for Chevrolet Canyon, Colorado, GMC Canyon, Colorado, Hummer H3, and Isuzu i-280, i-290, i-350, and i-370 models. This part is designed to reduce engine movement and vibration, contributing to smoother operation and improved vehicle longevity. The mount is constructed with high-quality materials and precision manufacturing processes to ensure consistent performance and a secure fit. Whether your vehicle uses a rubber or hydraulic mount system, the EM-3121 is tailored to meet those specific requirements.
Common Issues Addressed by This Engine Mount
- Excessive engine vibration and noise
- Engine misalignment causing drivetrain stress
- Premature wear of related engine components
- Engine movement leading to damage of hoses and wiring
- Reduced ride comfort due to poor engine support
Installation Notes and Tips
- Ensure vehicle is securely lifted and supported before removal
- Compare the new mount with the old one to verify correct part number EM-3121
- Follow manufacturer torque specifications during installation
- Inspect surrounding components for wear or damage during replacement
- Test drive vehicle after installation to confirm reduced vibration and proper fit
Quality Assurance and Warranty Information
Westar manufactures the EM-3121 engine mount using stringent quality control standards to meet or exceed OEM requirements. Each unit undergoes thorough inspection to ensure durability and fitment accuracy. While specific warranty details may vary, Westar typically offers coverage against defects in materials and workmanship to provide confidence in your purchase.
This part fits 47 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2012 | Chevrolet | Colorado | 2.9L | L4 | Front Left | |
| 2012 | Chevrolet | Colorado | 3.7L | L5 | Front Left | |
| 2012 | GMC | Canyon | 2.9L | L4 | Front Left | |
| 2012 | GMC | Canyon | 3.7L | L5 | Front Left | |
| 2011 | Chevrolet | Colorado | 2.9L | L4 | Front Left | |
| 2011 | Chevrolet | Colorado | 3.7L | L5 | Front Left | |
| 2011 | GMC | Canyon | 2.9L | L4 | Front Left | |
| 2011 | GMC | Canyon | 3.7L | L5 | Front Left | |
| 2010 | Chevrolet | Colorado | 2.9L | L4 | Front Left | |
| 2010 | Chevrolet | Colorado | 3.7L | L5 | Front Left | |
| 2010 | GMC | Canyon | 2.9L | L4 | Front Left | |
| 2010 | GMC | Canyon | 3.7L | L5 | Front Left | |
| 2010 | Hummer | H3 | 3.7L | L5 | Front Left | |
| 2009 | Chevrolet | Colorado | 2.9L | L4 | Front Left | |
| 2009 | Chevrolet | Colorado | 3.7L | L5 | Front Left | |
| 2009 | GMC | Canyon | 2.9L | L4 | Front Left | |
| 2009 | GMC | Canyon | 3.7L | L5 | Front Left | |
| 2009 | Hummer | H3 | 3.7L | L5 | Front Left | |
| 2008 | Chevrolet | Colorado | 2.9L | L4 | Front Left | |
| 2008 | Chevrolet | Colorado | 3.7L | L5 | Front Left | |
| 2008 | GMC | Canyon | 2.9L | L4 | Front Left | |
| 2008 | GMC | Canyon | 3.7L | L5 | Front Left | |
| 2008 | Hummer | H3 | 3.7L | L5 | Front Left | |
| 2008 | Isuzu | i-290 | 2.9L | L4 | Front Left | |
| 2008 | Isuzu | i-370 | 3.7L | L5 | Front Left | |
| 2007 | Chevrolet | Colorado | 2.9L | L4 | Front Left | |
| 2007 | Chevrolet | Colorado | 3.7L | L5 | Front Left | |
| 2007 | GMC | Canyon | 2.9L | L4 | Front Left | |
| 2007 | GMC | Canyon | 3.7L | L5 | Front Left | |
| 2007 | Hummer | H3 | 3.7L | L5 | Front Left | |
| 2007 | Isuzu | i-290 | 2.9L | L4 | Front Left | |
| 2007 | Isuzu | i-370 | 3.7L | L5 | Front Left | |
| 2006 | Chevrolet | Colorado | 2.8L | L4 | Front Left | |
| 2006 | Chevrolet | Colorado | 3.5L | L5 | Front Left | |
| 2006 | GMC | Canyon | 2.8L | L4 | Front Left | |
| 2006 | GMC | Canyon | 3.5L | L5 | Front Left | |
| 2006 | Hummer | H3 | 3.5L | L5 | Front Left | |
| 2006 | Isuzu | i-280 | 2.8L | L4 | Front Left | |
| 2006 | Isuzu | i-350 | 3.5L | L5 | Front Left | |
| 2005 | Chevrolet | Colorado | 2.8L | L4 | Front Left | |
| 2005 | Chevrolet | Colorado | 3.5L | L5 | Front Left | |
| 2005 | GMC | Canyon | 2.8L | L4 | Front Left | |
| 2005 | GMC | Canyon | 3.5L | L5 | Front Left | |
| 2004 | Chevrolet | Colorado | 2.8L | L4 | Front Left | |
| 2004 | Chevrolet | Colorado | 3.5L | L5 | Front Left | |
| 2004 | GMC | Canyon | 2.8L | L4 | Front Left | |
| 2004 | GMC | Canyon | 3.5L | L5 | Front Left |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.