JetPrime JP ACC YA033 Yamaha YZF-R1 Race — Short-Stroke Throttle Grip — view 1 360° — drag me
02 · Data & docs

The facts.

Technical data
ModelJP ACC YA033
ManufacturerJetPrime
MaterialCNC-milled Ergal 7075
FitsYamaha YZF-R1 Race (2025–2025)
InstallationPlug-and-play, no wiring harness modifications required
DescriptionThe whole story

The JP ACC YA033 is the short-stroke answer to the YZF-R1 Race's standard throttle, built for the hand rather than for the engine and reversible in half an hour.

Key Features

  • Yamaha YZF-R1 Race (2025)
  • Ride-by-wire quick throttle with a sixty degree rotation angle
  • CNC-machined from solid Ergal
  • Plug-and-play on the motorcycle's own connector
  • Diagnostic reset required after fitting
  • Standard throttle assembly refits at any time

Track Only

Yamaha now sells the R1 in some markets without lights or a number plate, which is an honest admission about who buys it and what they do with it.

The Reset Is Not Optional

The controller has to relearn the closed position after the assembly is changed, and that needs a diagnostic tool. Skipping it leaves the bike running badly or not at all.

Which Tool

Whatever reads the engine controller on that model. A dealer does it in minutes; an owner with the right interface does it on the bench.

Aftermarket Mapping

A flashed controller or a piggyback changes what happens for a given opening. This part changes how far the hand travels to reach that opening. They are different questions.

Half an Hour Plus the Appointment

The mechanical work is short. What takes the planning is the diagnostic session that has to follow it before the bike is ridden.

Grips With a Bonded Sleeve

Some factory grips are moulded onto the tube and cannot be recovered. Budget for a new pair rather than discovering it halfway through.

On a Motorcycle With Modes

The softest mode still softens and the sharpest still sharpens. What changes is the distance travelled to reach whichever response the mode provides.

What Goes Slack Over Time

The standard tube turns inside a moulded bore and the pair develop play. It shows as a dead zone before anything happens and a rattle at the bar end. Almost nobody identifies it, because it arrives slowly and the hand adapts.

Losing the Adaptations

Some models forget stored values when the battery is disconnected, which is a reason to do the electrical work and the throttle change in one session rather than discovering two separate problems in two separate weeks.

Fitment and Compatibility

  • Yamaha YZF-R1 Race (2025–2025)

Specifications

Model JP ACC YA033
Manufacturer JetPrime
Material CNC-milled Ergal 7075
Fits Yamaha YZF-R1 Race (2025–2025)
Installation Plug-and-play, no wiring harness modifications required
What's includedEverything in the box
  • 1x throttle housing
FitmentWhich bikes this fits
  • Yamaha YZF-R1 Race (2025)
07 · Support

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08 · Paddock

Before you go.

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