Naked Motorcycles
1999Yamaha TRX 850
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The 1999 Yamaha TRX 850 is a middleweight naked bike suited for experienced riders seeking a versatile, characterful machine. Its 849cc liquid-cooled twin delivers 83 horsepower and strong 87 lb-ft torque across the rev range, making it ideal for spirited road riding and daily commuting. Known for its robust engineering and responsive handling, the TRX remains a respected alternative to Japanese sportbikes.
- Capacity
- 849.0 ccm
- Engine
- Parallel Twin
- Gearbox
- 5-speed
- Dry weight
- 188.0 kg
- Seat height
- 800 mm
- Power
- 83.0 HP (61.0 kW) @ 7500 RPM
What’s new for the 1999 Yamaha TRX 850
vs the 1998| Spec | 1998 | 1999 |
|---|---|---|
| Seat height | 785 mm (30.9 inches) | 800 mm (31.5 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Best suited to spirited backroad riding and cornering-focused fun rather than outright top-speed chasing or long-distance touring.
- Built for
- The TRX 850 offers a raw, characterful twin-cylinder delivery with strong midrange torque, sharp handling, and an analog, mechanical feel typical of late-90s Yamaha nakeds.
- Not ideal for
- Not ideal for riders seeking plush long-haul comfort, pillion-friendly touring, or any off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 849.0 ccm
- Power
- 83.0 HP (61.0 kW) @ 7500 RPM
- Torque
- 87.0 Nm (8.9 kgf-m)
- Engine type
- Parallel Twin
- Power/weight ratio
- 0.4415 HP/kg (dry)
- Bore x stroke
- 89.5 x 67.5 mm
- Compression
- 10.5:1
- Cooling system
- Liquid
- Starting
- Electric
- Valves per cylinder
- 5
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 218.0 km/h (135.5 mph)
Dimensions & weight
- Wheelbase
- 1435 mm
- Seat height
- 800 mm
- Dry weight
- 188.0 kg
- Wet weight
- 209.0 kg
- Fuel capacity
- 18.00 litres
- Front percentage of weight
- 48.4
Chassis & suspension
- Front wheel travel
- 120 mm
- Rear wheel travel
- 130 mm
Brakes & wheels
- Front brakes
- Dual disc
- Front brakes diameter
- 298 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 245 mm
- Front tyre
- 120/60-ZR17
- Rear tyre
- 160/60-ZR17
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1996 | 1997 | 1998 | 1999 |
|---|---|---|---|---|
| Capacity | 849 cc | 849 cc | 849 cc | 849 cc |
| Dry weight | 190 kg | 188 kg | 188 kg | 188 kg |
| Seat height | 795 mm | 785 mm | 785 mm | 800 mm |
| Fuel capacity | 18 L | 18 L | 18 L | 18 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha TRX 850?
The 1999 Yamaha TRX 850 has a Capacity of 849.0 ccm (51.81 cubic inches).
What engine power does the Yamaha TRX 850 have?
The 1999 Yamaha TRX 850 has a Power of 83.0 HP (61.0 kW) @ 7500 RPM.
How many gears does the Yamaha TRX 850 have?
The 1999 Yamaha TRX 850 has a Gearbox of 5-speed.
What is the torque of the Yamaha TRX 850?
The 1999 Yamaha TRX 850 has a Torque of 87.0 Nm (8.9 kgf-m or 64.2 ft.lbs).
How much does the Yamaha TRX 850 weigh?
The 1999 Yamaha TRX 850 has a Dry weight of 188.0 kg (414.5 pounds).
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