Honda CRF450R 2012 Service Manual

l
Place the hub in the center of the rim , and begin lac·
ing with new spokes.
Adjust the hub position so the distance from the
hub left end surface to the side of the rim is 45.5 ±
1.00 mm (l.79±O .04 in) as shown.
Torque the rear spoke in two or thr ee progressive
steps.
TOOL :
Spoke w rench, 6.6 mm 070MA ·KZ30100 or
e qu iva lent commer·
cially ava il able in
U.S.A.
TORQUE: 3. 7 N·m (0.4 kgf·m, 2.7 Ib f.ft )
REAR WHEEL/SUSPENSION
45.5 ± 1. 00 mm
(1 . 79±O.04 in)
•
Install the rear rim lock, setting rubb er, tube and P'!~~~ ~
tire.
Tighten the rear r im lock to the specified torque.
TORQUE: 12 N'm (1.2 kgf·m, 9 Ibf.ft )
Pack all bearing cavi ti es with grease.
LEFT :
BEARINGS
NlNfJr mstall the old Drive in a new r ight bearing using the special 1001s.
bearings; once t he
bearings have been
removed they
must be replaced
WIth new ones.
TOOLS:
Dri ver
Att ac hment , 40 x 42 mm
Pil ot, 25 mm
0174 9· 0010000
0174
6· 001 09 00
01746·0040600
• Drive the right bearing in the wheel hub until it is
fully seated with the marking side fac ing up .
Install the distance collar into place, then drive the
left inner and outer bearings us ing the same tools
as shown.
SEAL
SEAL
•
Drive the left inner bearing in the wheel hub until I,;~;;;;~ ;;';;';';;;':;;; ;"!<L _____ ___ -.J
it is fully seated wi th the sealed side facing
down .
• Drive the left outer bearing in the wheel hub until
it is fully seated with the sealed side facing up .
15-11

Honda CRF450R 2012 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.5:1
Induction	Programmed Fuel Injection (PGM-FI), 46mm throttle body
Ignition	CDI
Transmission	Close-ratio five-speed
Final Drive	#520 chain; 13T/48T
Front Brake	Single 240mm disc with twin-piston caliper
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	120/80-19
Seat Height	37.6 inches
Ground Clearance	13.2 inches
Front Suspension	12.2 inches travel
Rear Suspension	Pro-Link Showa single shock with spring preload, rebound and compression damping adjustability; 12.4 inches travel
Rake	27° 04'
Trail	4.6 inches
Wheelbase	58.3 inches
Curb Weight	249 pounds