OE Quality
60-Day Returns

GMB 448-1040 Engine Balance Shaft Belt Tensioner
Overview of GMB Engine Balance Shaft Belt Tensioner 448-1040
The GMB 448-1040 engine balance shaft belt tensioner is designed for reliable performance in Dodge and Mitsubishi vehicles, including the Mighty Max, Ram 50, and Van models. This tensioner supports both serpentine and V-belt systems, ensuring proper belt tension and smooth engine operation.
- Compatible with Dodge Mighty Max, Ram 50, and Mitsubishi Van
- Supports serpentine and V-belt pulley types
- Single groove metal pulley for durability
- Drive belt pulley diameter: 1 mm
- Part number 448-1040 for precise identification
Technical Details and Features
The GMB 448-1040 tensioner features a metal pulley constructed for strength and longevity. It includes a single groove pulley designed to accommodate both serpentine and V-belt configurations, making it versatile for various engine setups. The drive belt pulley diameter measures 1 mm, providing the necessary tension to maintain optimal belt alignment and reduce slippage. This part is engineered to meet the specifications required by Dodge Mighty Max, Ram 50, and Mitsubishi Van models, ensuring compatibility and reliable function.
Applications and Problem Solving
This engine balance shaft belt tensioner is used to maintain proper tension on the balance shaft belt, which is critical for engine smoothness and vibration reduction. It addresses several common issues:
- Prevents belt slippage and misalignment
- Reduces engine vibration caused by imbalance
- Minimizes premature belt wear
- Maintains consistent belt tension for engine efficiency
- Supports proper operation of balance shaft components
Installation Notes and Tips
When installing the GMB 448-1040 tensioner, ensure the belt type matches the serpentine or V-belt configuration of your vehicle. Verify the pulley groove aligns correctly with the belt to avoid premature wear. Proper torque specifications should be followed to secure the tensioner without over-tightening. It is recommended to inspect the belt condition and replace if necessary during installation to maintain optimal performance.
Quality Assurance and Warranty
GMB manufactures the 448-1040 tensioner to meet industry standards for durability and performance. The metal pulley construction enhances longevity under demanding engine conditions. While specific warranty details are not provided here, GMB products typically come with manufacturer-backed quality assurance to support reliable operation in Dodge Mighty Max, Ram 50, and Mitsubishi Van vehicles.
| Brand | GMB |
| Part Number | 448-1040 |
| 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 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1992 | Dodge | Ram 50 | 2.4L | L4 | N/A | |
| 1992 | Mitsubishi | Mighty Max | 2.4L | L4 | N/A | |
| 1991 | Dodge | Ram 50 | 2.4L | L4 | N/A | |
| 1991 | Mitsubishi | Mighty Max | 2.4L | L4 | N/A | |
| 1990 | Dodge | Ram 50 | 2.4L | L4 | N/A | |
| 1990 | Mitsubishi | Mighty Max | 2.4L | L4 | N/A | |
| 1990 | Mitsubishi | Van | 2.4L | L4 | N/A | |
| 1989 | Dodge | Ram 50 | 2.0L | L4 | N/A | |
| 1989 | Mitsubishi | Mighty Max | 2.0L | L4 | N/A | |
| 1989 | Mitsubishi | Van | 2.4L | L4 | N/A | |
| 1988 | Dodge | Ram 50 | 2.0L | L4 | N/A | |
| 1988 | Mitsubishi | Mighty Max | 2.0L | L4 | N/A | |
| 1988 | Mitsubishi | Van | 2.4L | L4 | N/A | |
| 1987 | Mitsubishi | Van | 2.4L | 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.