Yamaha WR450F 2022, Owner'S Manual

Page: 101 / 176

REAR BRAKE
4-9
EAM20098
REAR BRAKE
EAM30523
REPLACING THE REAR BRAKE PADS
TIP
When replacing the brake pads, it is not neces-
sary to disconnect the brake hose or disassem-
ble the brake caliper.
1. Remove:
• Brake pad
a. Remove the protector “1” and the pad pin
plug “2”.
b. Loosen the pad pin “3”.
c. Remove the rear wheel “4” and the brake
caliper “5”.
d. Remove the pad pin “6” and the brake
pads “7”.
2. Measure:
• Brake pad wear limit “a”
Out of specification

Replace the brake
pads as a set.
3. Install:
• Brake pad
a. Connect the plastic hose “1” to the bleed
screw “2” and place a container under the
end of the plastic hose.
b. Loosen the bleed screw and push the
brake caliper piston in.
WARNING
EWA19170
Do not reuse the drained brake fluid.
c. Tighten the bleed screw.
d. Install the brake pads “3” and the pad pin
“4”.
TIP
• Install the brake pads with their projections “a”
into the brake caliper recesses “b”.
• Temporarily tighten the pad pin at this point.
1
2
1
2
3 3
5 5
4 4
7 6
Brake pad lining thickness limit
1.0 mm (0.04 in)
Bleed screw
5 N·m (0.5 kgf·m, 3.7 lb·ft)
a
2
1
T
R
.
.