INTRODUCTION

Congratulations on your purchase of a Yamaha TT-R90R. This model is the culmination of Yamaha’s vast experience in the production of pacesetting racing machines. It represents the highest grade of craftsmanship and reliability that have made Yamaha a leader.

This manual explains operation, inspection, basic maintenance and tuning of your machine. If you have any questions about this manual or your machine, please contact your Yamaha dealer.

NOTE:

As improvements are made on this model, some data in this manual may become out- dated. If you have any questions, please consult your Yamaha dealer.

WARNING

●READ THIS MANUAL CAREFULLY FOR INSTRUCTIONS ON HOW TO PROPERLY OPERATE THIS MACHINE.

●ADULT INSTRUCTION AND SUPERVI- SION ARE REQUIRED.

●WEIGHT OF THE RIDER SHOULD NOT EXCEED 40 kg (88 lb).

●ALWAYS WEAR A HELMET AND SUIT- ABLE PROTECTIVE CLOTHING WHEN RIDING.

●DO NOT TOUCH ANY MOVING PARTS OR HEATED AREAS.

●ALWAYS PERFORM PRE-OPERATION CHECKS. REFER TO PAGE 15.

●THIS MACHINE IS DESIGNED TO CARRY THE OPERATOR ONLY.

NO PASSENGERS.

●THIS MACHINE IS DESIGNED OFF-ROAD USE ONLY.

IT IS NOT SUITABLE FOR ON-ROAD USE.