Honda Goldwing GL1800 Owner's Manual page 210

Chassis & Suspension
caster
trail
tire size, front
tire size, rear
tire pressure, front
(cold)
tire pressure, rear
(cold)
Electrical
battery
generator
29°15'
4.3 in (109 mm)
130/70 R18 63H
180/60 R16 74H
36 psi (250 kPa , 2.50 kgf/cm )
41 psi (280 kPa , 2.80 kgf/cm )
12 V 18 AH
0.959 kW/5,000 rpm
Specifications
130/70 R18M/C 63H
180/60 R16M/C 74H
Technical Information
203