Buell S1 Lightning User Manual

2-14
CHECKING CAST RIM RUNOUT
GENERAL
Check wheels for lateral and radial runout before installing a
new tire.
Rim Lateral Runout
1. See Figure 2-11. Install truing arbor in wheel hub and
place wheel in WHEEL TRUING AND BALANCING
STAND (Part No. HD-99500-80).
2. Tighten arbor nuts so hub will turn on its bearings.
3. Check rim lateral runout by placing a gauge rod or dial
indicator near the rim bead. Replace wheel if lateral
runout exceeds specification shown in Table 2-4.
Rim Radial Runout
1. See Figure 2-12. Install truing arbor in wheel hub and
place wheel in WHEEL TRUING AND BALANCING
STAND (Part No. HD-99500-80).
2. Tighten arbor nuts so hub will turn on its bearings.
3. Check radial runout as shown. Replace wheel if runout
exceeds specification shown in Table 2-4.
Table 2-4. Wheel Runout
WHEEL TYPE
MAXIMUM
LATERAL
RUNOUT
MAXIMUM
RADIAL
RUNOUT
Cast Marchesini 0.040 in.
(1.02 mm)
0.030 in.
(0.76 mm)
Aluminum P/M 0.020 in.
(0.51 mm)
0.020 in.
(0.51 mm)
Figure 2-11. Checking Cast Rim Lateral Runout
Figure 2-12. Checking Cast Rim Radial Runout
f1378x2x
Gauge rod
Wheel Truing and Balancing
Stand (Part No. HD-99500-80)
f1379x2x
Gauge rod
Wheel Truing and Balancing
Stand (Part No. HD-99500-80)

Buell S1 Lightning Specifications

General

Transmission	5-speed
Rear Brakes	Single 230mm disc, single-piston caliper
Compression Ratio	10.0:1
Ignition	Electronic
Engine Type	Air-cooled, four-stroke, 45° V-twin
Rear Suspension	Showa monoshock, adjustable preload, compression and rebound damping
Front Brakes	Single 340mm disc, 6-piston caliper
Seat Height	775 mm
Bore x Stroke	88.8 mm x 96.8 mm
Fuel System	Carburetor
Frame	Tubular steel
Tires	Front: 120/70 ZR17, Rear: 170/60 ZR17