2009 Suzuki RM125 K9
Dimensions and Dry Mass
Overall length..................................................
2,145 mm (84.4 in.)
Overall width................................................…
830 mm (32.7 in.)
Overall height..................................................
1,275 mm (50.2 in.)
Wheelbase................................................……
1,450 mm (57.1 in.)
Ground clearance..............................................
350 mm (13.8 in.)
Seat height................................................…….
950 mm (37.4 in.)
Curb mass................................................……..
99 kg (218 lbs.)
Engine
Engine type................................................……..
2-stroke, liquid-cooled
Intake system.............................................……..
Crankcase reed valve
Bore................................................……………..
54.0 mm
Stroke................................................……………
54.5 mm
Displacement ................................................….
124 cm3 (cc)
Compression ratio...............................................
8.3/9.9:1 (Ex valve open/Ex valve close)
Fuel system................................................……..
MIKUNI TMX38SS single
Lubrication system...............................................
Fuel/oil premixture of 30:1
Drivetrain
Clutch. ...........................................................….Wet
multi-plate type
Transmission ......................................................
6-speed constant mesh
Primary reduction ratio.......................................
3.368 (64/19)
Gear ratios low...................................................
2.071 (29/14)
2nd..................................................………..........
1.687 (27/16)
3rd..................................................………..........
1.444 (26/18)
4th....................................................………........
1.200 (24/20)
5th....................................................……….........
1.052 (20/19)
6th ……………………………………………………0.950
(19/20)
Final reduction ratio............................................
4.250 (51/12)
Chassis
Front suspension…………
SHOWA telescopic forks, pneumatic/coil spring, oil
damped
Rear suspension…………
Swingarm, link type, SHOWA piggyback-reservoir shock
Caster.............................…...............................
27°30'
Trail..............................................……..............
115 mm (4.53 in.)
Front brake..................................................…....Disc
Rear brake....................................................…...Disc
Front tyre size....................................................
80/100-21 51M
Rear tyre size....................................................
100/90-19 57M
Capacities
Fuel tank capacity 8.0 L (2.1 US gal.)
Pricing and Benefits
Suggested retail price: £3,799
Colours: Champion Yellow No.2 / 019 (GY8)
Warranty: 6 month warranty
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