Harley Davidson 975 RH / Bronx 2020 - ... RH 975 Nightster 89hp
Real standard and upgraded performance figures for the RH 975 Nightster 89hp engine in the Harley Davidson 975 RH / Bronx 2020 - ....
Below: measured output for the RH 975 Nightster 89hp in the Harley Davidson 975 RH / Bronx 2020 - ..., standard vs. remapped, in both horsepower and torque.
| Horsepower (HP) | Torque (Nm) | |
|---|---|---|
| Standard | 89 | 95 |
| Stage 1 | 95 | 101 |
| Stage 2 | 98 | 104 |
- Make
- Harley Davidson
- Model
- 975 RH / Bronx
- Generation
- 2020 - ...
- Engine
- RH 975 Nightster 89hp
- Fuel type
- Petrol
Frequently asked questions
Is Stage 1 tuning safe for the Harley Davidson 975 RH / Bronx 2020 - ... RH 975 Nightster 89hp?
Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.
How much more power does the RH 975 Nightster 89hp make after tuning?
Standard output is 89 HP / 95 Nm; Stage 1 on this engine typically reaches 95 HP / 101 Nm. Exact results can vary slightly with fuel quality and vehicle condition.
How long does a Harley Davidson 975 RH / Bronx 2020 - ... RH 975 Nightster 89hp remap take?
Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.
Can the RH 975 Nightster 89hp be reverted to its original file?
Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.