Yamaha 2014 MT-07 Service Manual

STEERING HEAD
4-89
EAS30213
REMOVING THE LOWER BRACKET
1. Stand the vehicle on a level surface.
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
2. Remove:
• Cap nut “1”
• Lower bracket
WARNING
EWA13730
Securely support the lower bracket so that
there is no danger of it falling.
TIP
Remove the cap nut with the steering nut
wrench “2”.
EAS30214
CHECKING THE STEERING HEAD
1. Wash:
• Bearing
• Bearing races
2. Check:
• Bearing
• Bearing races
Damage/pitting → Replace the bearings and
bearing races as a set.
3. Replace:
• Bearing
• Bearing races
▼▼▼▼ ▼ ▼▼▼▼▼▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼▼▼▼
a. Remove the bearing races from the steering
head pipe “1” with a long rod “2” and hammer.
b. Remove the bearing race “3” from the lower
bracket with a floor chisel “4” and hammer.
c. Install a new dust seal and new bearing rac-
es.
NOTICE
ECA14270
If the bearing race is not installed properly,
the steering head pipe could be damaged.
TIP
• Always replace the bearings and bearing races
as a set.
• Whenever the steering head is disassembled,
replace the dust seal.
▲▲▲▲ ▲ ▲▲▲▲▲▲▲▲▲ ▲ ▲▲▲▲ ▲ ▲▲▲▲ ▲ ▲▲▲▲ ▲▲▲
4. Check:
• Lower bracket
(along with the steering stem)
Bends/cracks/damage → Replace.
EAS30216
INSTALLING THE STEERING HEAD
1. Lubricate:
• Upper bearing
• Lower bearing
2. Install:
• Lower bracket cap “1”
(onto the lower bracket “2”)
Steering nut wrench
90890-01403
Exhaust flange nut wrench
YU-A9472
Recommended cleaning solvent
Kerosene
2
1
Recommended lubricant
Lithium-soap-based grease

Yamaha 2014 MT-07 Specifications

General

Engine Type	Liquid-cooled, 4-stroke, DOHC, 4-valve
Displacement	689 cc
Bore x Stroke	80.0 mm x 68.6 mm
Compression Ratio	11.5:1
Maximum Torque	68.0 Nm (6.9 kg-m) @ 6, 500 rpm
Fuel System	Fuel Injection
Ignition System	TCI
Transmission	Constant Mesh, 6-speed
Final Drive	Chain
Front Suspension	Telescopic forks
Front Brake	Hydraulic dual disc, Ø 282 mm
Rear Brake	Hydraulic single disc, Ø 245 mm
Front Tyre	120/70 ZR17M/C (58W)
Rear Tyre	180/55 ZR17M/C (73W)
Dimensions (L x W x H)	2, 085 mm x 745 mm x 1, 090 mm
Seat Height	805 mm
Wheelbase	1, 400 mm
Minimum Ground Clearance	140 mm
Wet Weight	179 kg
Fuel Tank Capacity	14 L
Maximum Power	74.8 PS (55.0 kW) @ 9, 000 rpm
Rear Suspension	Swingarm (Link type suspension)