Yamaha TT-R90EW TT-R90 2007 Owner's Manual

Yamaha TT-R90EW TT-R90 2007 manual cover
Pages 78
Year 2007
Language(s)
English en

Yamaha TT-R90EW TT-R90 2007 Specification

The Yamaha TT-R90EW TT-R90 2007 is a versatile off-road motorcycle designed for young riders and beginners. It features a compact, air-cooled, 89cc, four-stroke, SOHC engine that delivers reliable and manageable power, making it ideal for new riders. The engine is mated to a user-friendly three-speed automatic-clutch transmission, which simplifies gear changes and allows the rider to focus on mastering the fundamentals of off-road riding.

The motorcycle's chassis is built on a steel backbone frame that ensures durability and stability while navigating various terrains. The suspension system comprises a front telescopic fork with 3.8 inches of travel and a rear monocross shock with 3.4 inches of travel. This setup provides a balanced ride and effectively absorbs shocks from uneven surfaces, enhancing rider comfort and control.

The TT-R90EW TT-R90 2007 is equipped with drum brakes on both the front and rear wheels, delivering reliable stopping power. The bike features knobby tires designed for off-road conditions, offering excellent traction on dirt trails and loose surfaces. The seat height is set at a comfortable 24.6 inches, making it accessible for younger riders and those with shorter inseams.

Stylistically, the bike sports Yamaha's signature blue and white color scheme, with durable plastic bodywork that can withstand the rigors of off-road riding. The fuel tank has a capacity of 1.1 gallons, allowing for extended rides without frequent refueling. Weighing in at approximately 137 pounds, the TT-R90EW TT-R90 2007 is lightweight and easy to handle, contributing to its appeal as a beginner-friendly motorcycle.

Overall, the Yamaha TT-R90EW TT-R90 2007 combines reliability, ease of use, and robust construction, making it an excellent choice for young riders looking to explore the world of off-road motorcycling.

Yamaha TT-R90EW TT-R90 2007 F.A.Q.

What type of oil should I use for my Yamaha TT-R90EW TT-R90 2007?

Use a high-quality 4-stroke motorcycle oil with a viscosity rating of 10W-40. Make sure the oil meets the JASO MA standard for wet clutches.

How often should I change the oil in my Yamaha TT-R90EW TT-R90 2007?

It's recommended to change the oil every 20 hours of riding or every 6 months, whichever comes first. Always refer to the owner's manual for specific maintenance intervals.

What is the correct tire pressure for the Yamaha TT-R90EW TT-R90 2007?

The recommended tire pressure is 15 psi for the front tire and 18 psi for the rear tire. Always check the tire pressure when the tires are cold.

How can I troubleshoot starting issues with my Yamaha TT-R90EW TT-R90 2007?

Check the fuel level, ensure the fuel valve is open, inspect the spark plug for fouling, and verify that the battery is charged. If the problem persists, consult a mechanic.

What should I do if the chain on my Yamaha TT-R90EW TT-R90 2007 is loose?

To tighten the chain, adjust the rear axle using the chain adjusters found on the swingarm. Ensure that there is about 1 inch of slack when properly adjusted.

How do I clean the air filter on my Yamaha TT-R90EW TT-R90 2007?

Remove the air filter from the airbox, wash it with mild soap and water, let it dry completely, and apply air filter oil before reinstalling it.

What is the recommended spark plug for the Yamaha TT-R90EW TT-R90 2007?

The recommended spark plug is NGK CR6HSA. Always check the gap and adjust if necessary before installation.

How can I improve the suspension performance on my Yamaha TT-R90EW TT-R90 2007?

Consider adjusting the preload on the rear shock absorber and ensure the fork oil level is correct. Upgrading to aftermarket suspension components can also enhance performance.

What should I do if my Yamaha TT-R90EW TT-R90 2007 overheats?

First, allow the engine to cool down. Check the coolant level and ensure there are no leaks. Inspect the radiator for obstructions and clean it if necessary.

How do I store my Yamaha TT-R90EW TT-R90 2007 for the winter?

Clean the bike thoroughly, change the oil, add fuel stabilizer to the gas tank, and remove the battery to store it in a cool, dry place. Cover the bike to protect it from dust and moisture.