Honda CRF450L 2019 User Manual

Torque Specifications
Technical Information 183
LEFT SIDE
(41) (53)
(29)
(37)
(38)(51)
(29)
(26)
(25)(34) (24) (46) (49) (50) (54) (30)
(31)(47)(48)
(35)
RIGHT SIDE
(28)
(46)
(48)
(47)
(41)
(24)
(24) (45)
(31) (53)(52)(51)
(51) (49)(36) (32)(33)
(35)
(38)
(39)
(40)
(44)
(42)
(27)
(43)
FRAME
Item
Torque
Remarks
lbf·ft N·m kgf·m
24 Brake hose oil bolts 25 34 3.5
25 Front brake caliper
mounting bolts 22 30 3.1 NOTE 4
26 Front brake disc nuts 12 16 1.6 NOTE 1
27 Rear brake disc nuts 12 16 1.6 NOTE 1
28 Brake pedal pivot bolt 27 36 3.7
29 Spokes (front) 2.7 3.7 0.4
(rear) 2.7 3.7 0.4
30 Drive chain roller (upper) 9 12 1.2 NOTE 4
(lower) 9 12 1.2 NOTE 1
31
Subframe bolts (upper) 24 32 3.3
(lower) 36 49 5.0
32 Fork center bolt 51 69 7.0
33 Fork center bolt lock nut 21 28 2.9
34 Disc cover bolts 10 13 1.3
35 Fork protector socket bolts 5.2 7.0 0.7 NOTE 4
36
Muffler clamp bolt 15 20 2.0
37 Driven sprocket nuts 24 32 3.3 NOTE 1
38 Seat mounting bolts 19 26 2.7
39 Front brake reservoir cap
screws 0.7 1.0 0.1
40
Rear brake reservoir cap bolts 0.7 1.0 0.1
41 Fork air pressure release
screw 1.0 1.3 0.1
42 Muffler mounting bolt A 19 26 2.7
Muffler mounting bolt B 19 26 2.7
43
Tail cap cover bolts 6.6 9.0 0.9
Spark arrester mounting bolts 3.95.250.5
44
Throttle cable adjuster lock nuts 3.0 4.0 0.4
45 Rear master cylinder push
rod lock nut 4.4 5.9 0.6
46 Shroud A bolts 7 10 1.0
47 Shroud B bolts 7 10 1.0
48 Shroud C bolts 3.8 5.2 0.5
49
Engine guard A bolts/washers 7101.0
50 Engine guard B bolt/washer 7 10 1.0
51 Side cover bolts 7 10 1.0
52 Air cleaner retaining bolt 1.8 2.4 0.2
53 Seat support base
mounting bolts 7 10 1.0
54 Starter motor terminal bolt 5.2 7 0.7
NOTES: 1. U-nut
4. Alock bolt: replace with a new one.

Honda CRF450L 2019 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.0:1
Fuel System	Programmed Fuel Injection (PGM-FI), 46mm throttle body
Transmission	6-speed
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	120/80-18
Rake (Caster Angle)	28.5°
Wheelbase	58.9 inches
Seat Height	37.1 inches
Fuel Capacity	2.0 gallons
Ignition	Full transistorized ignition
Ground Clearance	12.4 inches
Front Suspension	49mm inverted fork; 12.0 inches of travel
Rear Suspension	Pro-Link Showa single shock, adjustable spring preload, compression and rebound damping
Front Brake	Single 260mm disc
Curb Weight	289 pounds
Valve Train	Unicam four-valve
Final Drive	Chain
Trail	4.6 inches (118mm)