The Fortpro Motor Mount (F349543) is a heavy-duty rear engine mount engineered to be compatible with Peterbilt 379 and 379W models equipped with C15 and C11 engines. Constructed from high-strength metal and premium vulcanized rubber (2-1/2" OD, 3/4" ID, 2-7/16" length), it securely stabilizes the engine assembly, absorbs drivetrain vibration, and minimizes torsional stress on the chassis. Precision-built from wear-resistant materials to deliver exceptional durability and smooth performance.
Fortpro is a trusted leader in the development and manufacturing of premium-quality truck parts designed to meet the demands of semi-trucks and heavy-duty trucks. Renowned for innovation, durability, and reliability, Fortpro products are engineered to enhance performance, safety, and efficiency across a wide range of trucking applications.
Whether you're seeking OEM replacement parts or upgrades, Fortpro provides a diverse selection of components backed by a global reputation for quality and innovation. Trust Fortpro for the parts you need to keep your vehicles on the road longer and stronger.
Basic Part Information5 attributes
| Product Line | Suspension |
|---|---|
| Category Name | Engine Mounts |
| Part Type | Motor Mount |
| Alternate Part Name | Rear Motor Mount, Engine Mount, Peterbilt Motor Mount Bushing, Upper Motor Mount & Lower Motor Mount, Motor Mount |
| OEM Part Number | CB220370 |
Application/Fitment Attributes3 attributes
| Application Type | Semi-Trucks, Heavy Duty Trucks |
|---|---|
| Mounting Position | Rear Engine |
| Outside Diameter (O.D.) | 2-1/2 in. |
Dimensional/Physical Attributes4 attributes
| Material | Metal, Rubber |
|---|---|
| Inside Diameter (ID) | 3/4 in. |
| Overall Length | 2-7/16 in. |
| Overall Width | 29/32 in. |
Packaging / Logistics Attributes:1 attribute
| Net Weight | 0.62 lb. |
|---|
Intended Application
- Compatible with Peterbilt 379 & 379W models equipped with Caterpillar C15 & C11 engines.
- Always compare with your OEM part number prior to purchase to confirm full compatibility.
- Automann: M22370
- Peterbilt: CB220370
