Suzuki Boulevard M50 User Manual

PERIODIC MAINTENANCE 2-25
CHASSIS BOLT AND NUT
Check that all chassis bolts and nuts are tightened to their specified torque. (Refer to page 2-26 for the loca-
tions of the following nuts and bolts on the motorcycle.)
Tighten initially at 1 000 km (600 miles, 2 months) and
every 6 000 km (4 000 miles, 12 months) thereafter.
ITEM N·m kgf-m lb-ft
1 Steering stem head nut 90 9.0 65.0
2 Steering stem nut 45 4.5 32.5
3 Front fork lower clamp bolt 30 3.0 21.5
4 Front fork upper clamp bolt 23 2.3 16.5
5 Front fork cap bolt 23 2.3 16.5
6 Front axle 65 6.5 47.0
7 Front axle pinch bolt 23 2.3 16.5
8 Handlebar holder set nut 45 4.5 32.5
9 Handlebar clamp bolt 23 2.3 16.5
0 Front brake master cylinder mounting bolt 10 1.0 7.0
A Front brake caliper mounting bolt 39 3.9 28.0
B Brake hose union bolt 23 2.3 16.5
C Caliper air bleeder valve 7.5 0.75 5.5
D Brake disc bolt 23 2.3 16.5
E Swingarm pivot bolt lock nut 100 10.0 72.5
F Torque link bolt and nut (Front) 35 3.5 25.5
G Torque link bolt and nut (Rear) 25 2.5 18.0
H Rear shock absorber mounting bolt/nut
(Upper & Lower)
50 5.0 36.0
I Rear cushion lever/rod mounting nut 78 7.8 57.5
J Rear axle nut 65 6.5 47.0
K Brake cam lever bolt 10 1.0 7.0
L Front footrest bracket mounting bolt 55 5.5 40.0
SAMPLE

Suzuki Boulevard M50 Specifications

General

Compression Ratio	9.4:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Transmission	5-speed constant mesh
Final Drive	Shaft drive
Front Suspension	Inverted telescopic, coil spring, oil damped
Front Tire	130/90-16M/C 67H, tubeless
Rear Tire	170/80-15M/C 77H, tubeless
Ground Clearance	140 mm (5.5 in)
Seat Height	700 mm (27.6 in)
Engine Type	4-stroke, liquid-cooled, V-twin
Bore x Stroke	83.0 mm x 74.4 mm
Rear Suspension	coil spring, oil damped
Front Brakes	Single hydraulic disc
Rear Brakes	Drum
Fuel Tank Capacity	15.5 L (4.1 US gal)
Wheelbase	1, 655 mm (65.2 in)