alpha Technik 25 kW Restrictor Kit for Yamaha XJ600, 51J

Product Details

25 kW certificate for Yamaha XJ600, Vehicle Type: 51J, Model Year 1984-90, ABE No. D399 incl. N.08 (Version A+B), with conversion parts

General Description

Proudly holding your motorcycle A2 licence, you've spotted your dream motorcycle at the dealer, distributor – this machine HAS to be yours! Small catch: the standard power output for the graduated licence is too high. Is the dream over? On the contrary, with alpha Technik power, performance reductions, your motorcycle dream immediately becomes a reality!

With restrictor kits from alpha Technik, motorcycles of all power, performance classes become more interesting for the motorcycle rider, as almost any desired model can be brought to the required power, performance of 25 kW or 35 kW. However, special conditions apply to holders of the current A2 licence class. The power, performance weight of 0.2 kW/kg and double the original power output of the production vehicle must not be exceeded.

A lot of know-how goes into the development of power, performance reductions. Here, essential factors must be considered: on the one hand, statutory regulations such as exhaust, noise, and power, performance measurements according to the latest EC directive. On the other hand, the preservation of optimal rideability and homogeneous power, performance delivery as unchanged as possible.
If all requirements are met, a technical report is created by the technical service. Until then, it's a significant development and measurement effort, which is not immediately apparent in the sometimes inconspicuous restrictor plates and throttle stops.

25 kW Restrictors:
Before the new driving licence regulation, which came into force in spring 2013, new licence holders had to make do with 25 kW for 2 years. Due to its extensive product range, alpha Technik still offers numerous 25 kW restrictor kits today, which can therefore be used by holders of the A2 licence. All 25 kW restrictors operate mechanically; no intervention in the electronics is necessary. The power, performance reduction is achieved by installing specially designed restrictor plates in the intake tract, or with throttle stops.

Restrictor Kit Features:
- Multi-brand compatible
- Excellent price-power, performance ratio
- With technical report
- Tested quality
- Technical support
- Over 1200 kits immediately available