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Technical Overview
2013 Pitster Pro XJR 90 SS Technical Analysis & Specification Breakdown
Built around Pitster Pro's minibike, cross motorcycle platform, the 2013 Pitster Pro XJR 90 SS pairs a 88 cc (5.4 cu in) air-cooled single cylinder, four-stroke architecture with road-focused gearing. Internal engine geometry specifies a bore and stroke of 47.0 x 49.5 mm (1.9 x 1.9 inches) with a 10.1:1 compression ratio.
On the scales, the XJR 90 SS measures 49.9 kg (110 lbs) dry. Rider ergonomics and chassis geometry center around a 610 mm (24 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 940 mm (37 in) wheelbase engineered for quick, flickable steering geometry. The 3-liter (0.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Standover Height
610 mm (24 in)
Engine
Displacement88.0 ccm (5.37 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Compression10.1:1
Bore x Stroke47.0 x 49.5 mm (1.9 x 1.9 inches)
Fuel SystemCarburettor
IgnitionStator/ CDI with lighting coil
CoolingAir
Transmission
Gearbox4-speed
Final DriveChain (final drive)
Clutch5 plate wet clutch
Performance
ExhaustFMF, Pro Circuit and Pitster Big Bore System
Chassis
Frame TypeChromoly
Front SuspensionConventional Telescoping Fork
Rear SuspensionType A Swing Arm
Wheelbase940 mm (37.0 inches)
Ground Clearance178 mm (7.0 inches)
Wheels & Brakes
Front Tyre2.50-10
Rear Tyre2.50-10
Front BrakesExpanding brake (drum brake)
Rear BrakesExpanding brake (drum brake)
Dimensions & Weight
Dry Weight49.9 kg (110.0 pounds)
Seat Height610 mm (24.0 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
