Trial · 2013
ST 80
Technical Overview
2013 Sherco ST 80 Technical Analysis & Specification Breakdown
At the heart of the 2013 Sherco ST 80 trial motorcycle, Sherco relies on a 74.6 cc (4.6 cu in) air-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 44.5 x 50.7 mm (1.8 x 2.0 inches).
On the scales, the ST 80 measures 67 kg (148 lbs) dry. Rider ergonomics and chassis geometry center around a 1,322 mm (52 in) wheelbase engineered for quick, flickable steering geometry.
Engine
Displacement 74.6 ccm (4.55 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Nikasil coated cylinder. Pressure diecast aluminum engine cases.
Bore x Stroke 44.5 x 50.7 mm (1.8 x 2.0 inches)
Fuel System Carburettor. Dell Orto PHBL26BS
Ignition Leonelli
Lubrication 2% oil premix
Cooling Air
Transmission
Gearbox 5-speed
Final Drive Chain (final drive)
Clutch Hydraulically activated multidisc in oil bath
Performance
Exhaust Integrated aluminum muffler
Chassis
Frame Type Triangulated cross section Chrome-moly
Front Suspension Tech Ø 39 mm hydraulic telescopic fork
Front Travel 165 mm (6.5 inches)
Rear Suspension Progressive link system with single Olle adjustable shock absorber,
Rear Travel 175 mm (6.9 inches)
Wheelbase 1322 mm (52.0 inches)
Ground Clearance 310 mm (12.2 inches)
Wheels & Brakes
Front Brakes Single disc. Formula brake kit
Front Brake Ø 185 mm (7.3 inches)
Rear Brakes Single disc. Formula brake kit
Rear Brake Ø 145 mm (5.7 inches)
Wheels Morad 21 inch front and 18 inch rear gold anodized aluminum rim and aluminum hub, steel spokes with Michelin tube-type tire
Dimensions & Weight
Dry Weight 67.0 kg (147.7 pounds)
Oil Capacity 0.40 litres (0.42 US quarts)
Other
Starter Kick
Color Options Yellow/black/blue/white
More from Sherco
Buying Checklist
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Weight
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Brakes
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Suspension
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Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile
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