Honda CRF450L 2019 User Manual

108 Servicing Your Honda
Suspension
12. Loosen the fork bridge lower pinch bolts (27),
then pull the fork legs down and out.
13. Clean the fork assembly, especially the sliding
surface (28) of the slider and fork dust seal
(29).
14. Measure the length (30) between the axle
holder and outer tube and record it before
disassembling the fork.
Refer to Front Suspension Removal on page 106.
1. Clean the fork assembly, especially the sliding
surface of the slider and dust seal.
2. Hold the outer tube (1), then remove the fork
damper assembly (2) from the outer tube using
the lock nut wrench (3). Gently slide the outer
tube down onto the lower end (axle holder) (4).
• Lock nut wrench 07WMA-KZ30100
NOTICE
The outer tube (1) can drop on the axle holder (4)
and damage the fork dust seal (5). To avoid
damage, hold both the outer tube and slider when
removing the fork damper.
3. Drain the fork oil from the outer tube (1) and
oil holes (6) of the fork damper assembly (2).
Remove the O-ring (7) from the fork damper
assembly.
(27) fork bridge lower pinch bolts
(28) sliding surface (30) length
(29) fork dust seal
(27)
(30)
(29)
(28)
Recommended Fork Oil
suggested oil Pro Honda HP Fork Oil, SS-19
Fork Outer Tube Disassembly
(1) outer tube (3) lock nut wrench
(2) fork damper assembly (4) axle holder
(1)
(4)
(2)
(1)
(3)
(1) outer tube (5) fork dust seal
(4) axle holder
(1) outer tube (6) oil holes
(2) fork damper assembly (7) O-ring
(1)
(5)
(4)
(1)
(2)
(7)
(6)

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)