Spec Sheet
The information below is specific to the Honda - VFR 400 ZG/RG/RG-YA (NC21) (Japan) 85, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.
Back.Bike Info
CC:
400
Bike Description:
VFR400Z (NC21) is naked model
there are models with full fearing (plastics are the same as NC24)
Chassis info:
NC21-1000011 to 1021407
Service
Engine Oil Classification API:
SF
Engine Oil Grade SAE:
10w/40
Engine Oil quantity (litres):
2.4
Engine Oil quantity with filter (litres):
3.9
Idle Speed (rpm):
1300rpm ± 100rpm
Spark Plugs Gap (mm):
0.8 - 0.9
Tyre Pressure Back Bar / psi:
38
Tyre Pressure Back - Pillion Bar / psi:
42
Tyre Pressure Front Bar / psi:
36
Tyre Pressure Front - Pillion Bar / psi:
38
Valve Clearance Cold - Exhaust:
0.18mm - 0.22mm
Valve Clearance Cold - Inlet:
0.11mm - 0.15mm
Brakes
Front:
Twin Disc
Rear:
Disc
Brake fluid:
Dot 4
Front-Pistons-per-caliper:
4
Rear Disc Size:
220 mm
Rear-Pistons-per-caliper:
2
Dimensions
Fuel Capacity:
13.5 l
Wheelbase:
1405mm
Electrics
Voltage:
12v
Spark Plugs:
NGK CR8EH-9
Engine
Type:
Liquid Cooled 4 Stroke DOHC V Four
Bore x Stroke:
55mm x 42mm
Carburation:
34mm CV x 4
Displacement:
399 cc
Firing Order:
1-3-2-4
Lubrication System:
force (pump)
No. of Valves:
16
Pilot Screw Setting:
2.5
Starting:
Electric
Transmission
Chain Number of Links:
106
Sprocket front:
14
Sprocket rear:
46
Misc.
Motorcycle Style:
Sports
Power
Max Power Output:
62.5 hp @ 12750 rpm
Max Torque:
28.9 lb-ft @ 9700 rpm
Suspension
Front:
Oil Damped 39mm telescopic fork with preload adjustment
Rear:
Swingarm
Tyres
Front:
100/90-16 Tubeless
Rear:
130/70-18 Tubeless
Add information to the model
All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:
We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.