14 August. Friday 2026
Honda Grom 125 - 2015 Specifications and Reviews
The 2015 Honda Grom 125 is a lightweight, nimble commuter and beginner-friendly motorcycle that excels in urban environments and tight spaces. Known for its approachable seat height, fuel efficiency, and fun factor, it appeals to new riders seeking an affordable, easy-to-manage machine. Its compact dimensions and minimal maintenance requirements make it ideal for city riding and casual weekend adventures.
2015
General information | |
| Category | Sport |
| Year | 2015 |
| Model | Honda Grom 125 |
Engine and Transmission Specifications | |
| Emission details | Meets current EPA standards. Models sold in California meet current CARB standards and may differ slightly due to emissions equipment. |
| 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 |
| Capacity: | 124.90 ccm (7.62 cubic inches) |
| | |
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 | 102.1 kg (225.0 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 | Black, Red, Yellow, Pearl White |
Performance Profile & Rider Fit
Best For
Track55%
City95%
Cornering80%
Daily Riding75%
Touring15%
Passenger20%
Rider Profile
| Best For | Ideal for beginners and even experienced riders looking for a low-stakes, confidence-building machine, thanks to its tiny displacement and light weight. |
| Purpose | Built for playful urban commuting, mini-bike fun, and low-speed cornering games rather than outright performance. |
| Rider Fit | Its low seat height and featherweight chassis make it extremely accessible to shorter or smaller riders and easy to muscle around at a stop. |
| Character | A cheeky, grinning city runabout that turns every ride into a go-kart-style adventure rather than a serious speed machine. |
| Not Ideal For | Not suited for highway touring, long distances, carrying a passenger in comfort, or riders seeking strong outright acceleration. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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