244
Sp
eci
fic
a
tions
Specifications
■
Main Components
*1 Including rider, all luggage, and accessories
■
Service Data
Overall length
GL1800BD
97.4 in (2,475 mm)
GL1800D/DA
103.0 in (2,615 mm)
Overall width
35.6 in (905 mm)
Overall height
GL1800BD
52.8 in (1,340 mm)
GL1800D/DA
56.3 in (1,430 mm)
Wheelbase
66.7 in (1,695 mm)
Minimum ground
clearance
5.1 in (130 mm)
Caster angle
30.5º
Trail
4.3 in (109 mm)
Curb weight
GL1800BD
USA model
805 lb (365 kg)
GL1800BD
Canada model
807 lb (366 kg)
GL1800D
USA model
847 lb (384 kg)
GL1800D
Canada model
849 lb (385 kg)
GL1800DA
USA model
855 lb (388 kg)
GL1800DA
Canada model
858lb (389 kg)
Maximum weight
capacity*
1
GL1800BD
421 lb (191 kg)
GL1800D
423 lb (192 kg)
GL1800DA
417 lb (189 kg)
GL1800BD/D/DA
Maximum luggage
weight
Travel trunk
(Except GL1800BD)
20.0 lb (9.0 kg)
Each saddlebag
20.0 lb (9.0 kg)
Fairing pocket
4.5 lb (2.0 kg)
Shelter case
(Except GL1800DA)
6.6 lb (3.0 kg)
Passenger capacity Rider and 1 passenger
Minimum turning
radius
11.2 ft (3.4 m)
Displacement
111.8 cu-in (1,833 cm
3
)
Bore x stroke
2.87 x 2.87 in (73.0 x 73.0 mm)
Compression ratio 10.5:1
Fuel
Unleaded gasoline
Recommended: 86 PON or higher
Tank capacity
5.5 US gal (21 liters)
Battery
GYZ20L
12 V-20 Ah (10 HR)
Gear ratio
1st
2.166
2nd
1.695
3rd
1.304
4th
1.038
5th
0.820
6th
0.666
7th
0.521
Reverse
4.373
Reduction ratio
(primary /
secondary / final)
1.795 / 0.972 / 2.615
Tire size
Front
130/70R18M/C 63H
Rear
200/55R16M/C 77H
Tire type
Radial, tubeless
Recommended
Tire
Front
BRIDGESTONE G853 RADIAL G
DUNLOP D423F
Rear
BRIDGESTONE G852 RADIAL G
DUNLOP D423
Tire air pressure
Front
36 psi (250 kPa, 2.50 kgf/cm
2
)
Rear
41 psi (280 kPa, 2.80 kgf/cm
2
)
Minimum tread
depth
Front
0.06 in (1.5 mm)
Rear
0.08 in (2.0 mm)
Spark plug
(standard) CR6HSB-9 (NGK)
Spark plug gap
0.031 to 0.035 in (0.80 to
0.90 mm)
Idle speed
(non-
adjustable)
730 ± 100 rpm
Recommended
engine oil
API Service Classification SG or higher
except oils labeled as energy conserving or
resource conserving on the circular API
service label, SAE 10W-30, JASO T 903
standard MA, Pro Honda GN4 4-stroke oil
(USA & Canada) or Honda 4-stroke oil, or an
equivalent motorcycle oil
Engine oil
capacity
After draining
4.6 US qt (4.4 liters)
After draining &
engine oil filter
change
4.9 US qt (4.6 liters)
After draining,
engine & clutch oil
filter change
4.9 US qt (4.6 liters)
After disassembly
5.9 US qt (5.6 liters)
Specifications