Triumph Thunderbird Service Manual page 43

Full Specification
Wheels and Tyres
Thunderbird
Front Wheel Size MT 3.5 x 19
Front Wheel Rim Axial Run-out 0.5 mm
Front Wheel Rim Radial Run-out 0.5 mm
Front Tyre Size 120/70 R19
Front Tyre Pressure (cold)
2.48 Bar (36psi)
Front Tyre Tread Depth min. Over 130 km/h - 2 mm (or minimum legal
limit, whichever is greater)
Under 130 km/h - 2 mm (or minimum legal
limit, whichever is greater)
Rear Wheel Size
MT 6.0x 17
Rear Wheel Rim Axial Run-out 0.5 mm
Rear Wheel Rim Radial Run-out
0.5 mm
Rear Tyre Size 200/50 R17
Rear Tyre Pressure (cold) 2.62 Bar (38 psi)
Rear Tyre Tread Depth min Over 130 km/h - 3 mm (or minimum legal
limit, whichever is greater)
Under 130 km/h - 2 mm (or minimum legal
limit, whichever is greater)
Frame
Frame Type
Tubular steel
Overall Length 2360 mm
Overall Width
873 mm
Wheelbase
1637 mm
Seat Height
709 mm
Caslor 31.2
0
Trail 151 mm
Dry Weight
305 kg
Max. Payload 226 kg
(rider, passenger, luggage
8.
accessories)
Electrical Equipment
Battery Rating 12 volt, 18 amp hour
Alternator Rating
42 amps at 2,000 rpm
45 amps at 6,000 rpm
Headlight
12 Volt, 60/55 watt H4 halogen
Tail/Brake Light
LED
Directional Indicator Lights
12 Volt, 10 Watt
SelVice Manual - Thunderbird
1.35