OE Quality
60-Day Returns

GMB 448-1130 Engine Balance Shaft Belt Tensioner
Reliable Engine Balance Shaft Belt Tensioner for Dodge and Mitsubishi
The GMB 448-1130 engine balance shaft belt tensioner is designed to maintain optimal tension on the serpentine and v-belt systems in select Dodge and Mitsubishi vehicles. Engineered with a durable metal pulley, this tensioner supports smooth operation and longevity for your Mighty Max, Power Ram 50, and Ram 50 models.
- Compatible with Dodge Mighty Max, Mitsubishi Power Ram 50, and Ram 50
- Drive belt pulley diameter of 1 mm for precise belt alignment
- Single groove pulley designed for serpentine and v-belt applications
- Durable metal pulley construction for enhanced wear resistance
- Part number 448-1130 ensures exact replacement fit
Durable Design and Precise Fitment
The GMB 448-1130 tensioner features a metal pulley with a single groove, engineered to accommodate both serpentine and v-belt types commonly used in the engine balance shaft systems of Dodge Mighty Max and Mitsubishi Power Ram 50 vehicles. The 1 mm drive belt pulley diameter supports accurate belt tracking and tension, reducing slippage and wear. This part is manufactured to meet OEM specifications, providing reliable performance and compatibility with the engine balance shaft belt system.
Applications and Problem Resolution
This engine balance shaft belt tensioner is used to maintain proper tension on the balance shaft belt, which is critical for engine smoothness and timing. It addresses several common issues including:
- Excessive belt slack causing noise or slipping
- Premature belt wear due to improper tension
- Engine vibration linked to balance shaft misalignment
- Reduced engine performance from belt tension loss
Installation Notes and Tips
When installing the GMB 448-1130 tensioner, ensure the belt is properly routed over the single groove metal pulley. Verify that the tensioner maintains consistent pressure on the serpentine or v-belt to prevent slippage. It is recommended to inspect the belt condition and replace it if signs of wear are present during installation. Proper torque specifications should be followed to avoid damage to the tensioner or mounting points.
Quality Assurance and Warranty
GMB parts are manufactured to meet strict quality standards, ensuring durability and reliable performance in engine balance shaft applications. The 448-1130 tensioner is backed by GMB's quality assurance processes. Please refer to GMB's official warranty policy for coverage details.
| Brand | GMB |
| Part Number | 448-1130 |
| Drive Belt Pulley Diameter (1) (mm) | 1 |
| Pulley / Belt Type | Serpentine & v-belt |
| Pulley Groove Quantity (1) | 1 |
| Pulley Material (1) | Metal |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1985 | Dodge | Power Ram 50 | 2.3L | L4 | N/A | |
| 1985 | Dodge | Ram 50 | 2.3L | L4 | N/A | |
| 1985 | Mitsubishi | Mighty Max | 2.3L | L4 | N/A | |
| 1984 | Dodge | Power Ram 50 | 2.3L | L4 | N/A | |
| 1984 | Dodge | Ram 50 | 2.3L | L4 | N/A | |
| 1984 | Mitsubishi | Mighty Max | 2.3L | L4 | N/A | |
| 1983 | Dodge | Power Ram 50 | 2.3L | L4 | N/A | |
| 1983 | Dodge | Ram 50 | 2.3L | L4 | N/A | |
| 1983 | Mitsubishi | Mighty Max | 2.3L | L4 | N/A |
* 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.