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DEAR WP CUSTOMER Congratulations on your decision to purchase a WP chassis component. You are now the owner of a state-of- DEAR WP CUSTOMER the-art sports chassis that you will continue to enjoy for a long time if you maintain it properly.
SERVICE WORK ON THE CHASSIS ....11 Raising the motorcycle with a lift stand ........... 11 Removing standard fork legs ..11 Installing the WP PRO COMPONENTS fork legs ....11 Bleeding the fork legs ......12 Cleaning the dust boots of the fork legs .............
All work marked with this symbol requires specialist knowledge and technical understand- ing. In the interest of your own safety, have these jobs performed by a WP Authorized Cen- ter! There your WP chassis will be treated with the optimum care and attention by specially trained experts using the necessary special tools.
2 SAFETY ADVICE Use definition – intended use This chassis component is designed and built to withstand the normal stresses and strains of regular racing. Info Only use this chassis component in closed-off areas remote from public road traffic. Only use this chassis component in the vehicle for which the chassis component is approved and/or recommended.
Correct installation analogously to original components and in accordance with the instructions of the vehicle manufacturer is essential for ensuring maximum safety and functionality. It is therefore strongly recommended that you have the chassis component installed at a WP Authorized Cen- ter.
3 IMPORTANT NOTES Manufacturer and implied warranty The work prescribed in the service schedule must be carried out in a WP Authorized Center only, since other- wise no warranty claims will be recognized. Damage or secondary damage caused by tampering with and/or conversions on the chassis component are not covered by the warranty.
SERIAL NUMBERS 4 Fork article number The fork article number is stamped on the inside of the axle clamp. Info The fork article number consists of an eight figure number with a single letter in the sixth position. 401947-10...
5 PREPARING FOR USE Advice on preparing for first use Warning Danger of accident Modifications to the suspension setting may seriously alter the handling charac- teristic. Extreme modifications to the suspension setting may cause a serious deterioration in the handling characteristic and overload components. –...
RIDING INSTRUCTIONS 6 Checks and maintenance measures when preparing for use Info Before every use, check the condition of the chassis component and ensure that it is safe to operate. The chassis must be in perfect technical condition when it is being operated. –...
7 SERVICE SCHEDULE Additional information Any further work that results from the required work or from the recommended work must be ordered sepa- rately and can be invoiced separately. Different service intervals may apply in your country, depending on the local operating conditions. Required work Every 40 operating hours ●...
Removing standard fork legs – Remove the standard fork legs as per the instructions of the vehicle manufacturer. H03150-10 Installing the WP PRO COMPONENTS fork legs – Install the fork legs in accordance with the instructions of the vehicle manufacturer. Guideline Observe the installation position of the milled grooves to the upper edge of the upper triple clamp.
8 SERVICE WORK ON THE CHASSIS – Apply the sticker for measuring sag at distance from the fork protector screw. Guideline 2 mm (0.08 in) Distance – Apply the remaining stickers included in the scope of supply. H03779-10 Bleeding the fork legs Preparatory work –...
SERVICE WORK ON THE CHASSIS 8 Finishing work – Install the fork protector. – Remove the motorcycle from the lift stand. ( p. 13) Removing the motorcycle from the lift stand Note Danger of damage The parked vehicle can roll away or fall over. –...
In case of larger differences, appropriate springs must be fitted. Info Suitable springs are available from a 401030-01 WP Authorized Center. Checking the basic setting of the fork Info For various reasons, no exact riding sag can be determined for the fork. –...
TUNING THE CHASSIS 9 – Turn adjusting screws clockwise up to the last percepti- ble click. Info The adjusting screws are located at the top end of the fork legs. Make the same adjustment on both fork legs. A screwdriver is shown for better illustration, an adjustment tool is included in the scope of delivery.
9 TUNING THE CHASSIS Guideline Rebound damping 125/150/250 SX EU, 18 clicks 125 SX US, 250/350/450 SX‑F US TC 125/150/250 EU, TC 125 US, FC 250/350/450 US 250/350/450 SX‑F EU 20 clicks FC 250/350/450 EU 250 SX US 19 clicks TC 250 US Info Turn clockwise to increase damping;...
TECHNICAL DATA 10 10.1 Fork Fork article number 14.18.2T.07 Fork XACT PRO 7548 Compression damping 125/150/250 SX EU 19 clicks TC 125/150/250 EU 250/350/450 SX‑F EU, 350 SX‑F US 14 clicks FC 250/350/450 EU, FC 350 US 125/250 SX US, 250/450 SX‑F US...
11 SUBSTANCES Fork oil (SAE 4) (48601166S1) Standard/classification – SAE ( p. 19) (SAE 4) Guideline – Use only oils that comply with the specified standards (see specifications on the container) and that exhibit the corresponding properties.
STANDARDS 12 The SAE viscosity classes were defined by the Society of Automotive Engineers and are used for classifying oils according to their viscosity. The viscosity describes only one property of oil and says nothing about quality.
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