User Rating: /5 · No user ratings yet✓ Your rating was saved
MotoLibrary Score
32/100Commuter
Power
8 HP
Torque
8 Nm
Engine
97 ccm
Technical Overview
2015 Hero HF Dawn Technical Analysis & Specification Breakdown
Positioned in Hero's sport motorcycle lineup, the 2015 Hero HF Dawn pairs a 97.2 cc (5.9 cu in) air-cooled single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 8.4 HP (6.1 kW) at 8,000 rpm while maximum torque reaches 8.1 Nm (5.9 lb-ft) at 5,000 rpm, transferring power to the rear wheel through a 4-speed gearbox and chain final drive. With a specific output of 86.4 HP per liter and a 3,000 rpm working window between peak torque (5,000 rpm) and peak power (8,000 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 HF Dawn measures 109 kg (240 lbs) wet (curb), translating to a power-to-weight ratio of 0.08 HP/kg (12.98 kg per horsepower). Rider ergonomics and chassis geometry center around a 805 mm (31.7 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,235 mm (48.6 in) wheelbase engineered for quick, flickable steering geometry. The 10.5-liter (2.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Specific Output
86.4 HP/L
Power-to-Weight
0.08 HP/kg (12.98 kg/HP)
Power Band Window
5,000–8,000 rpm
Standover Height
805 mm (31.7 in)
Engine
Displacement97.2 ccm (5.93 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power8.4 HP (6.1 kW)) @ 8000 RPM
Torque8.1 Nm (0.8 kgf-m or 5.9 ft.lbs) @ 5000 RPM
Compression9.0:1
Bore x Stroke50.0 x 49.5 mm (2.0 x 1.9 inches)
Fuel SystemCarburettor
Fuel ControlOverhead Cams (OHC)
IgnitionDC-CDI digital
CoolingAir
Transmission
Gearbox4-speed
Final DriveChain (final drive)
ClutchWet multiplate.
DrivelineConstant mesh
Chassis
Frame TypeTubular double cradle type
Front SuspensionTelescopic hydraulic shock absorber
Rear SuspensionSwing arm with two adjustable hydraulic shock absorber
Wheelbase1235 mm (48.6 inches)
Ground Clearance165 mm (6.5 inches)
Wheels & Brakes
Front Tyre2.75-18
Rear Tyre2.75-18
Front BrakesExpanding brake (drum brake)
Front Brake Ø130 mm (5.1 inches)
Rear BrakesExpanding brake (drum brake)
Rear Brake Ø110 mm (4.3 inches)
Dimensions & Weight
Weight incl.109.0 kg (240.3 pounds)
Seat Height805 mm (31.7 inches) If adjustable, lowest setting.
Overall Height1045 mm (41.1 inches)
Overall Length1965 mm (77.4 inches)
Overall Width720 mm (28.3 inches)
Fuel Capacity10.50 litres (2.77 US gallons)
Reserve Fuel1.50 litres (0.40 US gallons)
Other
StarterKick
Color OptionsBlack/red, black/silver, red, brown, silver
Electrical2.5 Ah battery
Light35W/35W headlights
Notes
Made in India. Brand previously called Hero Honda.
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.
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.
