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General
features
Dimensions, weight, capacities
Wheelbase mm/in. 1475 / 58.07
Overall
length mm/in. 2175/ 85.63
Overall
width mm/in. 820 / 32.28
Overall
height mm/in. 1280 / 50.39
Saddle
height mm/in. 975 / 38.38
Min.
ground clearance mm/in. 340 / 13.38
Trail
mm/in. 111 / 4.37
Wet
weight Kg/lb. 114,6 / 252.6
Fuel
tank capacity 7,7
U.S.
Gallons 2.03
Imp.
Gallons 1.69
Transmission oil 1,4
U.S.
Quarts 1.48
Imp.
Quarts 1.23
Engine
Characteristics Type
Single
cylinder, four stroke
Bore
mm/in. 97 / 3.81
Stroke
mm/in. 60,76 / 2.39
Displacement cm 3 /cu.in. 449 / 27.39
Compression ratio 12:1
Starting Electric (with automatic de-compressor)
Exhaust
system Full titanium system (silencer and pipes)
Cooling
By liquid Water radiator N°2
Timing
system Type "DOHC", 4 valve
Lubrication Type Dry sump with two oil pump rotor and cartridge
filter
Ignition Type C.D.I. electronic, with variable advance (digital
control)
Spark
plug type "NGK" CR 8EB Spark plug gap mm/in 0,7 / 0.0275
Fuel
system Carburetor manufacturer and type "MIKUNI" TMR 41Venturi
diameter mm/in. 41 / 1.6
Clutch
Type Wet, multi-plate type; hydraulic control
Driving
disc no 8
Driven
disc no 7
Primary
drive Engine sprocket Teeth 27
Clutch
gear Teeth 85
Transmission ratio 3.148
Transmission Type Constant mesh gear type
Speed
gears no 5
Internal ratios
1st
1,866 (28/15)
2nd
1,529 (26/17)
3rd
1,263 (24/19)
4th
1,086 (25/23)
5th
0,954 (21/22)
Secondary drive
Transmission sprocket Teeth 15
Rear
wheel sprocket Teeth 50
Transmission ratio 3,333
Driving
chain
Manufacturer and type "D.I.D." 520 DX/ "REGINA" 135 RX3 (5/8"x1/4")
Overall
ratios
1st
19,588
2nd
16,049
3rd
13,255
4th
11,406
5th 10,017
Chassis
Frame Type
Steel
single tube cradle (round tubes); rear frame in light alloy
Front
suspension Type
"Upside-Down" telescopic hydraulic fork with advanced axle;
compression and rebound stroke adjustment
Fork
legs dia. mm/in. 45 /1.77
Travel
on legs axis mm/in. 300 / 11.8
Front
fork manufacturer "MARZOCCHI"
Rear
suspension Type
Progressive "Soft Damp" type with single hydraulic shock absorber;
spring
preload
adjustment, compression and rebound adjustment (compression stroke:
double adjustment)
Wheel
travel mm/in. 320 / 12.6
Rear
Shock absorber manufacturer "SACHS"
Front
brake Type "BREMBO", fixed disc type with hydraulic control and
floating caliper Disc dia. mm/in 260 / 10.24
Rear
brake Type "BREMBO", floating disc type with hydraulic control and
floating caliper Disc dia. mm/in 220 / 8.66
Front
rim Material Light alloy Size 1,60”x21”
Rear
rim Material Light alloy Size 2,15”x19”
Front
tire Type "PIRELLI" 51R-MT 32A Size 80/100-21"
Rear
tire Type "PIRELLI" NHS (62)-MT 32 Size 110/90-19"
Electrical equipment Battery 12 V-6Ah
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