The Impreza WRX STi (GC8 - except Type R / RA) and Impreza WRX (GD) with R180 differential conversion 500HP Rear Axles (R180 Differential ONLY). These axles use our new proprietary outer CV that is a direct fit to the factory wheel hub, our aerospace grade torsional 32 spline axle bars, increased from the factory 29 spline bars, and a billet ball & cage inner cv with our high grade inner differential spline for the R180 differential. Price listed is for both axles.
Please Note: This set of axles is for the R180 differential only, if you are using the R160 differential see part # 510315 (RA8524X4 / RA8524X4)
- Rear Passenger Side location
- Aerospace grade axle bar
- For WRX's with the R180 Differential Conversion
- Billet bar and cage inner CV with a high-grade inner differential spline for the differential
- Proprietary outer CV with a larger spline
- Sold individually, so if you need 2, order 2.
- Part # RA8526X4