Honda Grom - 2017 Specifications and Reviews
The Honda Grom is a lightweight 125cc mini sportbike designed for urban commuting and recreational riding. Known for its nimble handling, compact dimensions, and fuel efficiency, it appeals to beginner riders and experienced enthusiasts seeking an affordable, fun runabout. Its playful character makes it ideal for tight city streets and casual weekend adventures.
General information | |
| Category | Sport |
| Year | 2017 |
| Model | Honda Grom |
Engine and Transmission Specifications | |
| Greenhouse gases | 40.8 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 1.76 litres/100 km (56.8 km/l or 133.65 mpg) |
| Transmission type,final drive | Chain |
| Gearbox | 4-speed |
| Cooling system | Air |
| Ignition | Electronic |
| Fuel control | Single Overhead Cams (SOHC) |
| Fuel system | Injection. PGM-FI with automatic enrichment |
| Valves per cylinder | 2 |
| Bore x Stroke | 52.4 x 57.9 mm (2.1 x 2.3 inches) |
| Compression | 9.3:1 |
| Engine type | Single cylinder, four-stroke |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 190 mm (7.5 inches) |
| Rear brakes | Single disc. Hydraulic. Single-piston caliper. |
| Front brakes diameter | 220 mm (8.7 inches) |
| Front brakes | Single disc. Hydraulic. Two-piston calipers. |
| Rear tyre | 130/70-12 |
| Front tyre | 120/70-12 |
| Rear wheel travel | 70 mm (2.8 inches) |
| Rear Suspension | Single shock with steel box-section swingarm |
| Front wheel travel | 118 mm (4.6 inches) |
| Front Suspension | 31mm inverted fork |
| Trail | 81 mm (3.2 inches) |
| Rake (fork angle) | 25.0° |
| | |
Physical measures and capacities | |
| Fuel capacity | 5.49 litres (1.45 gallons) |
| Wheelbase | 1,199 mm (47.2 inches) |
| Seat height | 754 mm (29.7 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 103.9 kg (229.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Model ID: Grom125 |
| Factory warranty | One year. Unlimited milage. Transferable. |
| Starter | Electric |
| Color options | Matte Gray Metallic, Pearl Red, Pearl White, Bright Yellow |
Performance Profile & Rider Fit
Best For
Track55%
City95%
Cornering80%
Daily Riding75%
Touring20%
Passenger25%
Rider Profile
| Best For | Ideal for beginners and even experienced riders looking for a fun, low-stakes machine to hone throttle and clutch control. |
| Purpose | Built for playful urban commuting, tight backroad scratching, and general grin-inducing fun rather than outright performance. |
| Rider Fit | Its very low seat height and lightweight 224 lb chassis make it extremely accessible to shorter or less physically strong riders. |
| Character | A cheeky, minibike-inspired runabout that rewards flickable handling and high-rev thrashing over raw power. |
| Not Ideal For | Not suited to highway touring, carrying a passenger long distances, or riders seeking strong straight-line performance. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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