Triumph Rocket III Handbook

76
Maintenance and Adjustment
Final Drive Unit
Other than checking and changing the final
drive oil level, the unit contains no user
serviceable parts. If a fault occurs with the
final drive unit, your Triumph dealer must
replace the complete assembly.
Check the final drive unit for oil leaks in
accordance with the scheduled maintenance
chart.
Final Drive Oil Level Adjustment
1. Final drive unit
2. Oil level/filler plug
To check the oil level in the final drive unit,
remove the filler/level plug. Fill with
Mobilube 1 SHC 75W-90 fully synthetic
hypoid oil (or equivalent) until the level of oil
inside the unit is level with the bottom of the
filler. Refit the plug and tighten to 60 Nm.
1
2
cbng_1
Warning
Under no circumstances should the final
drive unit be disassembled. Failure to
observe the above warning could lead to a
malfunction of the final drive unit causing
lock-up of the rear wheel leading to loss of
motorcycle control and an accident.

Triumph Rocket III Specifications

General

Compression Ratio	10.0:1
Final Drive	Shaft
Transmission	5-speed
Rear Brakes	Single 316mm disc, 2-piston caliper
Front Tire	150/80 R17
Rear Tire	240/50 R16
Dry Weight	320 kg (705 lbs)
Fuel System	Electronic fuel injection
Exhaust	3-into-1 into 2
Clutch	Wet, multi-plate
Frame	Tubular steel, twin spine
Rear Suspension	Twin shocks, adjustable preload
Front Brakes	Twin 320mm floating discs, 4-piston calipers
Front Wheel	17 x 3.5 in
Fuel Tank Capacity	24 liters (6.3 US gal)
Engine Type	Liquid-cooled, DOHC, in-line 3-cylinder