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John Deere 9Rserie 9420 R - 13.5L - 420hp
Technical Specifications
Power hp
Torque Nm
Power Graph
John Deere 9Rserie 9420 R - 13.5L - 420hp: da 420 a 470HP
Remapping John Deere 9Rserie
MasterTuning is a leader in developing remapping for John Deere. La John Deere 9Rserie 9420 R - 13.5L - 420hp può passare da 420 HP a 470 HP con un incremento di 50 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details John Deere 9Rserie 9420 R - 13.5L - 420hp
The John Deere 9Rserie 9420 R - 13.5L - 420hp is equipped with a diesel engine that produces 420 HP and 1938 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this John Deere can achieve 470 HP (+12%) and 2100 Nm (+8%).
Our Stage 1 tuning for the 9Rserie All delivers an impressive gain of +50 HP and +162 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The Phoenix L33 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this John Deere responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — John Deere 9Rserie 9420 R - 13.5L - 420hp
Factory technical data for the John Deere 9Rserie 9420 R - 13.5L - 420hp (All), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| ECU / Control unit | Phoenix L33 |
|---|---|
| Fuel | Diesel |
| Stock power | 420 HP · 1938 Nm |
| Remapped power (Stage 1) | 470 HP (+50) · 2100 Nm (+162) |
Frequently Asked Questions - John Deere 9Rserie
How much power can I gain from remapping my John Deere 9Rserie?
With MasterTuning Stage 1, your John Deere 9Rserie 9420 R - 13.5L - 420hp can gain +50 HP (from 420 to 470 HP) and +162 Nm of torque. This represents a 12% increase in power.
Is ECU remapping safe for the John Deere 9Rserie engine?
Yes, MasterTuning's remapping for the John Deere 9Rserie 9420 R - 13.5L - 420hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the engine.
Is the John Deere ECU remapping reversible?
Absolutely. The original factory calibration of your John Deere 9Rserie is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my John Deere warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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