OE Quality
60-Day Returns

Dorman 594-018 Engine Harmonic Balancer
Reliable Engine Harmonic Balancer for Jeep Vehicles
The Dorman 594-018 engine harmonic balancer is designed to provide consistent performance and durability for various Jeep models. Engineered to meet the demands of Jeep Cherokee, Comanche, Grand Cherokee, TJ, Wagoneer, and Wrangler vehicles, this balancer helps maintain engine stability and reduce vibration.
- Grade Type: Regular
- Mounting Hole Quantity: 1
- Compatible Drive Belt Type: Serpentine
- Bolt and Washer Included for secure installation
- Color/Finish: Black for corrosion resistance
- Degree Markings present for precise alignment
- Package Contents: Balancer, 2 woodruff keys, instruction sheet
Product Details and Specifications
The Dorman 594-018 harmonic balancer is crafted to fit a range of Jeep models including Cherokee, Comanche, Grand Cherokee, TJ, Wagoneer, and Wrangler. Its regular grade type ensures reliable performance under normal operating conditions. The single mounting hole design simplifies installation, while the included bolt and washer provide all necessary hardware for a secure fit. This balancer is compatible with serpentine drive belts, a common belt type in these Jeep engines. The black finish offers protection against rust and wear, and the degree markings assist technicians in achieving accurate timing and alignment during installation. The package also includes two woodruff keys and an instruction sheet to facilitate proper setup.
Compatible Jeep Models and Applications
This engine harmonic balancer is specifically compatible with the following Jeep models:
- Jeep Cherokee
- Jeep Comanche
- Jeep Grand Cherokee
- Jeep TJ
- Jeep Wagoneer
- Jeep Wrangler
Common Issues Addressed by the Harmonic Balancer
- Engine vibration and noise reduction
- Prevention of crankshaft damage due to torsional stress
- Maintaining proper timing alignment with degree markings
- Ensuring serpentine belt tension and drive efficiency
- Replacement of worn or damaged original balancer components
Installation Notes and Tips
When installing the Dorman 594-018 harmonic balancer, ensure the engine is cool and the serpentine belt is removed. Use the included bolt and washer to secure the balancer firmly to the crankshaft. Align the degree markings carefully to maintain engine timing accuracy. The two woodruff keys should be positioned correctly to prevent slippage. Refer to the instruction sheet for detailed installation steps specific to Jeep Cherokee, Comanche, Grand Cherokee, TJ, Wagoneer, and Wrangler models.
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards, providing dependable performance for your Jeep vehicle. The 594-018 harmonic balancer undergoes rigorous quality control to ensure durability and fitment accuracy. This product includes a limited warranty covering defects in material and workmanship, offering peace of mind with your purchase.
| Brand | Dorman |
| Part Number | 594-018 |
| Bolt And Washer Included | Yes |
| Color/Finish | Black |
| Degree Markings | Yes |
| Drive Belt Type | Serpentine |
| Grade Type | Regular |
| Mounting Hole Quantity | 1 |
| Package Contents | Balancer; 2 Woodruff Keys; Instruction Sheet |
This part fits 54 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Jeep | TJ | 4.0L | L6 | N/A | |
| 2006 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 2005 | Jeep | TJ | 4.0L | L6 | N/A | |
| 2005 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 2004 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 2004 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 2003 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 2003 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 2002 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 2002 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 2001 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 2001 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 2001 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 2000 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 2000 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 2000 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1999 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1999 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1999 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1998 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1998 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1998 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1997 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1997 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1997 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1996 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1996 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1995 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1995 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1995 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1994 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1994 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1994 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1993 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1993 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | |
| 1993 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1992 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1992 | Jeep | Comanche | 4.0L | L6 | N/A | |
| 1992 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1991 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1991 | Jeep | Comanche | 4.0L | L6 | N/A | |
| 1991 | Jeep | Wrangler | 4.0L | L6 | N/A | |
| 1990 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1990 | Jeep | Comanche | 4.0L | L6 | N/A | |
| 1990 | Jeep | Wagoneer | 4.0L | L6 | N/A | |
| 1989 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1989 | Jeep | Comanche | 4.0L | L6 | N/A | |
| 1989 | Jeep | Wagoneer | 4.0L | L6 | N/A | |
| 1988 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1988 | Jeep | Comanche | 4.0L | L6 | N/A | |
| 1988 | Jeep | Wagoneer | 4.0L | L6 | N/A | |
| 1987 | Jeep | Cherokee | 4.0L | L6 | N/A | |
| 1987 | Jeep | Comanche | 4.0L | L6 | N/A | |
| 1987 | Jeep | Wagoneer | 4.0L | L6 | 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.