2021 Goes Iron Technical Analysis & Specification Breakdown
At the heart of the 2021 Goes Iron atv motorcycle, Goes utilizes a 398 cc (24.3 cu in) liquid-cooled single cylinder, four-stroke layout. In factory specification, peak output is rated at 26.8 HP (19.6 kW) at 6,750 rpm while maximum torque reaches 29 Nm (21.4 lb-ft) at 6,250 rpm, transferring power to the rear wheel through a automatic gearbox and shaft drive (cardan) final drive. With a specific output of 67.3 HP per liter and a 500 rpm working window between peak torque (6,250 rpm) and peak power (6,750 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the Iron measures 344 kg (758 lbs) dry, translating to a power-to-weight ratio of 0.08 HP/kg (12.84 kg per horsepower). Rider ergonomics and chassis geometry center around a 955 mm (37.6 in) seat height — reflecting a long-travel chassis stance that favors ground clearance and off-pavement control, combined with a 1,280 mm (50.4 in) wheelbase engineered for quick, flickable steering geometry. The 17-liter (4.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Goes archive, this model family spans 3 indexed model years from 2020 to 2022, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
67.3 HP/L
Power-to-Weight
0.08 HP/kg (12.84 kg/HP)
Power Band Window
6,250–6,750 rpm
Standover Height
955 mm (37.6 in)
Engine
Displacement398.0 ccm (24.29 cubic inches)
Engine TypeSingle cylinder, four-stroke
Power26.8 HP (19.6 kW)) @ 6750 RPM
Torque29.0 Nm (3.0 kgf-m or 21.4 ft.lbs) @ 6250 RPM
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.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
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.
