alpha Technik 25 kW Restriction Kit for Yamaha XS650, 447

Product details

25 kW certificate for Yamaha XS650, vehicle type: 447, model year 1976-85, ABE No. 9623 from N.01, with conversion parts

General Description

Proudly holding the motorcycle A2 licence, seen the dream motorcycle at the dealer, distributor - this machine MUST be yours! Small catch: the standard power output is too high for the stepped licence. Is the dream over? On the contrary, because with alpha Technik power, performance restriction kits, the motorcycle dream immediately becomes a 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 weight of 0.2 kW/kg and double the original power output of the standard vehicle must not be exceeded.

A lot of know-how goes into the development of power, performance restriction. Essential factors must be taken into account: 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 parts certificate is issued by the technical service. Until then, it is a high development and measurement effort, which is not immediately apparent in the sometimes inconspicuous restrictor plates and throttle stops.

25 kW restrictions:
Before the new Driving Licence Ordinance, 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 restriction kits today, which can therefore be used by A2 licence holders. All 25 kW restrictors work mechanically; no intervention in the electronics is necessary. The power, performance restriction occurs through the installation of specially designed restrictor plates in the intake tract, or with throttle stops.

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