SSR Motorsports R-Series SR140RB vs Kayo TT 140 (2025)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the SSR Motorsports R-Series SR140RBstacks up against the Kayo TT 140. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | SSR Motorsports R-Series SR140RB | Kayo TT 140 |
|---|---|---|
| Model year | 2025 | 2025 |
| Price | — | — |
| Engine | 140 cc | 140 cc |
| Fuel type | petrol | petrol |
| Tires | 100/70 R17 / 100/90 R14 | 70/100-17 / 90/100-14 |
SSR Motorsports R-Series SR140RB vs Kayo TT 140 — which should you buy?
Picking between the SSR Motorsports R-Series SR140RB and the Kayo TT 140 usually comes down to the numbers you care about most. On paper, the SSR Motorsports R-Series SR140RB brings its published horsepower, while the Kayo TT 140 counters with its own power figure.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

