alpha Technik Restriction Kit 25 kW for Yamaha XJ900, 4BB

Product details

25 kW certificate for Yamaha XJ900, vehicle type: 4BB, from model year 1990, ABE No. F609, with conversion parts

General description

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

With alpha Technik restriction kits, 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 driving licence class. The power, performance-to-weight ratio of 0.2 kW/kg and double the original power output of the series vehicle must not be exceeded.

A great deal of know-how goes into the development of power restriction kits. Essential factors must be considered: on the one hand, legal 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 unaltered as possible.
If all requirements are met, a parts certificate is issued by the technical service. Until then, it is a demanding development and measurement effort, which is not immediately apparent from the sometimes inconspicuous restrictor plates and throttle stops.

25 kW restrictions:
Before the new Driving Licence Ordinance, which came into force in spring 2013, novice drivers had to make do with 25 kW for 2 years. Due to its extensive product range, alpha Technik still offers numerous 25 kW restriction kits today, which can consequently be used by A2 licence holders. All 25 kW restrictions work 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.

Restriction kit features:
- Multi-brand
- Excellent price-power, performance ratio
- With parts certificate
- Tested quality
- Technical support
- Over 1200 kits immediately available