The short answer: There is no officially published meaning from Honda for the letter “F” in CB500F; it is simply the model suffix used to distinguish the naked CB500F from its siblings, the CB500X (adventure) and CBR500R (sport).
In a broader sense, the CB500 lineup uses suffixes to differentiate body styles within a shared engine and chassis package. The CB500F represents the naked street version, while the CB500X and CBR500R offer different styling and ergonomics to suit varying riding preferences.
Origins and structure of the CB500 family
The CB500 family was introduced by Honda in the early 2010s as a mid-displacement, liquid-cooled parallel-twin platform designed for approachable power and modern rider aids. The line underwent updates around 2019–2020 to meet stricter emissions while refreshing styling and features across the range. Across these models, the engine and most mechanicals are shared, while the bodywork and riding posture differ to target different uses.
To illustrate, the three main variants in the CB500 lineup are:
- CB500F — naked streetfighter with minimal fairings and a more upright riding position.
- CB500X — adventure-touring styling with higher ground clearance and longer-travel suspension.
- CBR500R — sport-oriented with more complete fairings and a lower, more aggressive riding posture.
These distinctions let riders pick a variant that matches their preferred use, from casual commuting to light adventure touring or sport riding, while benefiting from a shared engine and chassis package.
Official meaning of the "F" and rider interpretations
Honda has not published a formal explanation for what the letter "F" stands for in CB500F. Industry observers generally treat the suffix as a designation within Honda's CB500 family to identify the naked version in contrast with the other body styles. Among riders, some look for a hidden meaning like "F" for naked or "Fighter," but these interpretations are informal and not confirmed by Honda. In practice, the "F" label simply differentiates the model type rather than signaling a specific technical attribute.
Summary
In short, the "F" in CB500F does not have a publicly stated meaning from Honda. It serves as a model suffix that marks the naked version of Honda's CB500 lineup, a naming scheme that also includes CB500X and CBR500R. For most riders, the F indicates the streetfighter/naked configuration rather than a particular technical specification.
What does F mean in motorcycles?
Adding the "-F" denotes that it is a four-stroke engine. The SX models are intended for use on Motocross or Supercross tracks. These are the same bikes that you saw Ryan Dungey on when he won 3 Supercross titles in a row, and the same bike that Cooper Webb is on now.
What does the F stand for in CRF?
For part of Honda's trailbike series it is, with the brand recently confirming the return of its beginner-friendly CRF-F models which include the CRF50F the CRF110F and the CRF125F. In case you're wondering, the “F” designation signifies recreational off-road machines, as opposed to the competition ready R models.
What is the F in CB500F?
In the dirt bike world the F designation has come to (usually) mean the bike is a four stroke instead of a two stroke , such as a CRF250R vs a CR250R or a 250SX-F vs a 250SX.
What does the F stand for in a Honda CBF?
The "F" means that is a road bike that has a standard seating position and fairings. It essentially stands for "Fun" (funny enough), as the "R" is designated for racing bikes.