Yamaha R3 2023 User Manual

Periodic maintenance and adjustment
7-31
7
EAUM1653
Lubricating the swingarm piv-
ots
The swingarm pivots must be lubricat-
ed by a Yamaha dealer at the intervals
specified in the periodic maintenance
and lubrication chart.
EAU23273
Checking the front fork
The condition and operation of the
front fork must be checked as follows
at the intervals specified in the periodic
maintenance and lubrication chart.
To check the condition
Check the inner tubes for scratches,
damage and excessive oil leakage.
To check the operation
1. Place the vehicle on a level sur-
face and hold it in an upright posi-
tion. WARNING! To avoid injury,
securely support the vehicle so
there is no danger of it falling
over.
[EWA10752]
2. While applying the front brake,
push down hard on the handle-
bars several times to check if the
front fork compresses and re-
bounds smoothly.
NOTICE
ECA10591
If any damage is found or the front
fork does not operate smoothly,
have a Yamaha dealer check or re-
pair it.
Recommended lubricant:
Lithium-soap-based grease
UB5L12E0.book Page 31 Wednesday, March 25, 2020 9:59 AM

Yamaha R3 2023 Specifications

General

Bore x Stroke	68.0mm x 44.1mm
Compression Ratio	11.2:1
Fuel Delivery	Fuel injection
Transmission	6-speed
Final Drive	Chain
Front Tire	110/70-17
Rear Tire	140/70-17
Length	82.3 in
Height	44.9 in
Seat Height	30.7 in
Wheelbase	54.3 in
Rake (Caster Angle)	25°
Trail	3.7 in
Fuel Capacity	3.7 gal
Wet Weight	375 lb
Ground Clearance	6.3 in
Ignition	TCI: Transistor Controlled Ignition
Front Suspension	37 mm telescopic fork; 5.1-in travel
Rear Suspension	Single shock, adjustable preload; 4.9-in travel
Front Brakes	Hydraulic disc, 298mm
Rear Brakes	220mm hydraulic disc
Engine Type	321cc liquid-cooled, DOHC inline 2-cylinder; 4 valves per cylinder