HD Adjustable Rear UCA Set - JK & JL Wrangler (80 duro/ShA) - Trailing Arm Assembly Kit - Upper - Part number TRC1186
The TRC1186 HD Adjustable Rear UCA Set corrects pinion angle on lifted JK/JL Wranglers while boosting on- and off-road performance. Supplied as a complete, fully assembled upgrade with SuperPro bushings.
Features and Benefits
- Engineered for Jeep Wrangler JK and JL to correct the pinion angle on lifted vehicles
- Adjustable, heavy-duty upper trailing arm assembly designed as an upgrade, not just a repair
- Supplied as a complete, fully assembled kit with pre-installed SuperPro bushings
- Optimised for longevity, durability and performance without unwanted NVH
- Polyurethane advantages: superior material memory and abrasion resistance that outperforms rubber
- Eliminates undesirable arm movement to maintain better steering geometry and alignment in all driving conditions
- Enhances vehicle handling and performance; easy, direct replacement and upgrade
- Designed, tested and engineered in Australia
- SuperPro tip: replace both arms at the same time to maintain correct geometry and operation
- SKU: TRC1186
- SuperPro offers a lifetime warranty on all Polyurethane products and a 3 year or 36,000 mile warranty on all metal products, end links and ball joints
| Fitting Position | Rear Axle |
| Installation Difficulty | Suspension Specialist recommended |
| Installation Time | 2.5 Hours |
| Kit Contents | 2 Arms |
| Recommend Wheel Alignment | Front and Rear Wheel Alignment |
| Warranty Period | Limited Lifetime Warranty |
| Wheel Alignment Required | Yes |
| Material hardness (durometer) | 80 duro/ShA |
| Compatibility | ||||||
|---|---|---|---|---|---|---|
| JEEP | WRANGLER | 2007-2018 | WRANGLER JK | Trailing Arm Assembly Kit - Upper | Trailing Arm Assembly Kit - Upper | Rear Axle - Standard | Rear Axle |
| JEEP | WRANGLER | 2017-ON | WRANGLER JL | Trailing Arm Assembly Kit - Upper | Trailing Arm Assembly Kit - Upper | Rear Axle - Standard | Rear Axle |