What category is the 1999 Triumph Thunderbird?

General information
Category	Classic
Model	Triumph Thunderbird
Year	1999

Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	5-speed
Cooling system	Liquid
Starter	Electric
Valves per cylinder	3
Torque	70.00
Power	68.00
Stroke	4
Engine type	In-line three
Capacity:	885.00 ccm (54.00 cubic inches)

Physical measures and capacities
Seat height	750 mm (29.5 inches) If adjustable, lowest setting.
Dry weight	220.0 kg (485.0 pounds)
Triumph Thunderbird dimensions and frame
Front brakes	Single disc
Speed and acceleration
Power/weight ratio	0.3091 HP/kg
Top speed	195.0 km/h (121.2 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

85 hp

Peak Power

4.8s

0-60 mph

Best For

Track10%

City45%

Cornering35%

Daily Riding65%

Touring75%

Passenger70%

Rider Profile

Best For	Suitable for riders with at least some experience handling a heavy, torque-heavy cruiser, though the low seat height and manageable power delivery make it approachable for confident newer riders too.
Purpose	Built for relaxed, torque-driven cruising and long highway stints rather than outright speed or cornering agility.
Rider Fit	The low 700mm seat height helps shorter riders plant their feet, but the 308kg dry weight demands good low-speed balance and strength when maneuvering or parking.
Character	A big, laid-back British cruiser with strong low-end torque, a deep exhaust note, and a commanding, classic custom presence.
Not Ideal For	Not a good fit for riders wanting sharp handling, off-road capability, or high-speed sport performance.

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

Rider Fit Visualizer

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Inseam (optional)

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Feet:

At 750mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 1999 Triumph Thunderbird, with a moderate knee angle of around 115 degrees and a forward-leaning 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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