What category is the 2007 Yamaha TT-R 90?

The 2007 Yamaha TT-R 90 has a Category of Enduro / offroad.

What is the engine size of the 2007 Yamaha TT-R 90?

The 2007 Yamaha TT-R 90 has a Capacity: of 89.00 ccm (5.43 cubic inches).

What type of engine does the 2007 Yamaha TT-R 90 have?

The 2007 Yamaha TT-R 90 has a Engine type of Single cylinder, four-stroke.

What is the engine power of the 2007 Yamaha TT-R 90?

The 2007 Yamaha TT-R 90 has a Power of 5.49.

What is the torque of the 2007 Yamaha TT-R 90?

The 2007 Yamaha TT-R 90 has a Torque of 6.10 Nm (0.6 kgf-m or 4.5 ft.lbs).

Is the 2007 Yamaha TT-R 90 air cooled or liquid cooled?

The 2007 Yamaha TT-R 90 has a Cooling system of Air.

How much does the 2007 Yamaha TT-R 90 weigh?

The 2007 Yamaha TT-R 90 has a Dry weight of 60.0 kg (132.3 pounds).

What is the seat height of the 2007 Yamaha TT-R 90?

The 2007 Yamaha TT-R 90 has a Seat height of 625 mm (24.6 inches) If adjustable, lowest setting..

Yamaha TT-R 90 - 2007 Specifications and Reviews

Name: 2007 Yamaha TT-R 90
Brand: Yamaha

The 2007 Yamaha TT-R 90 is a lightweight enduro bike designed for young riders and beginners learning off-road skills. Its small 89cc single-cylinder four-stroke engine delivers manageable power and torque, making it forgiving and confidence-building on various terrain. The TT-R 90 is best known for its reliability, durability, and role as an ideal stepping stone into serious motorcycle riding.

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2007

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General information
Category	Enduro / offroad
Year	2007
Model	Yamaha TT-R 90

Engine and Transmission Specifications
Clutch	Wet, multiple-disc and centrifugal automatic
Transmission type,final drive	Chain
Cooling system	Air
Lubrication system	Wet sump
Ignition	CDI
Fuel control	SOHC
Fuel system	Carburettor. Mikuni VM16/1
Bore x stroke	47.0 x 51.8 mm (1.9 x 2.0 inches)
Compression	8.5:1
Torque	6.10 Nm (0.6 kgf-m or 4.5 ft.lbs)
Power	5.49
Engine type	Single cylinder, four-stroke
Capacity:	89.00 ccm (5.43 cubic inches)
Brakes, suspension, Frame and wheels
Rear brakes diameter	110 mm (4.3 inches)
Rear brakes	Expanding brake (drum brake)
Front brakes diameter	95 mm (3.7 inches)
Front brakes	Expanding brake (drum brake)
Rear suspension travel	95 mm (3.7 inches)
Rear suspension	Swingingarm (monocross)
Front suspension travel	110 mm (4.3 inches)
Front suspension	Telescopic forks
Frame type	Steel tube backbone
Physical measures and capacities
Fuel capacity	4.20 litres (1.11 gallons)
Overall width	605 mm (23.8 inches)
Overall length	1,525 mm (60.0 inches)
Overall height	865 mm (34.1 inches)
Seat height	625 mm (24.6 inches) If adjustable, lowest setting.
Power/weight ratio	0.0915 HP/kg
Dry weight	60.0 kg (132.3 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Starter	Electric & kick

Performance Profile & Rider Fit

5.5 hp

Peak Power

Best For

Track5%

City15%

Cornering20%

Daily Riding10%

Touring5%

Passenger0%

Rider Profile

Best For	This is a youth or beginner-oriented minibike, best suited to young or first-time riders learning basic off-road control rather than experienced adults.
Purpose	Designed as an entry-level trail bike for kids or small novice riders to practice light off-road riding in a safe, low-power package.
Rider Fit	Its very low seat height and light weight make it easy for smaller or younger riders to handle, but it is too small and underpowered for a full-sized adult.
Character	A gentle, forgiving, automatic-clutch trail bike that prioritizes simplicity and confidence-building over performance.
Not Ideal For	It is not suitable for adult daily commuting, highway travel, touring, or anyone seeking real speed or off-road performance capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2007 Yamaha TT-R 90 Rider Ergonomics Assessment

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Feet:

At 625mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2007 Yamaha TT-R 90, with a cramped knee angle of around 50 degrees and a slightly forward riding position.

Data quality: estimated (wheelbase estimated from this category's typical bike, not this model's own spec). Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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