Upper Trailing Arm Assembly Kit - TRC1188
TRC1188 delivers an adjustable, ready-to-install upgrade that corrects pinion angle on lifted Wrangler platforms while enhancing on- and off-road performance.
Features and Benefits
- Engineered to correct pinion angle on lifted Jeep Wrangler JK and JL vehicles.
- Adjustable design improves both on-road stability and off-road control.
- Supplied as a complete, fully assembled kit with SuperPro bushings.
- Optimised for longevity, durability and performance with no unwanted NVH.
- Eliminates undesirable arm movement to maintain better steering geometry and alignment.
- Designed, tested and engineered in Australia.
- Easy direct replacement upgrade; includes pre-installed SuperPro bushes for straightforward fitment.
- Polyurethane advantages: no increase in NVH, excellent material memory, strong abrasion resistance, and outperforms rubber.
- SKU: TRC1188.
- 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.
SuperPro tip: Replace both arms at the same time to maintain correct geometry and vehicle operation.
| Fitting Position | Front Axle |
| Installation Difficulty | Suspension Specialist recommended |
| Installation Time | 2.5 Hours |
| Kit Contents | 2 Arms |
| Recommend Wheel Alignment | Front 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 | Front Axle - Standard | Front Axle |