2021 Yamaha YFM700R SE Technical Analysis & Specification Breakdown
Engineered by Yamaha for the atv motorcycle segment, the 2021 Yamaha YFM700R SE utilizes a 686 cc (41.9 cu in) liquid-cooled single cylinder, four-stroke layout. Internal engine geometry specifies a bore and stroke of 102.0 x 84.0 mm (4.0 x 3.3 inches) with a 10.0:1 compression ratio.
On the scales, the YFM700R SE measures 192 kg (423 lbs) dry. Rider ergonomics and chassis geometry center around a 830 mm (32.7 in) seat height — resulting in a taller command-style riding posture suited to medium-to-tall inseams, combined with a 1,280 mm (50.4 in) wheelbase engineered for quick, flickable steering geometry. The 11-liter (2.9 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Yamaha archive, this model family spans 3 indexed model years from 2016 to 2021, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
830 mm (32.7 in)
Engine
Displacement686.0 ccm (41.86 cubic inches)
Engine TypeSingle cylinder, four-stroke
Compression10.0:1
Bore x Stroke102.0 x 84.0 mm (4.0 x 3.3 inches)
Valves/Cylinder4
Fuel SystemInjection. Electronic Fuel Injection, single throttle body, Mikuni 44EHS
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.
