Mesin dan Performa dari Kawasaki Z250SL yaitu:
| Varian | Kawasaki Z250SL ABS | Kawasaki Z250SL Standard |
| Konfigurasi Katup | DOHC | DOHC |
| Kecepatan maksimum | 153 kmph | 153 kmph |
| Rasio Kompresi | 11.3:1 | 11.3:1 |
| Busi per silinder | ||
| Launch Control | N | N |
| RPM torsi maksimum | 9700 rpm | 9700 rpm |
| Jumlah silinder | 1 | 1 |
| Sistem pelumasan | ||
| RPM Tenaga Maksimum | 8200 rpm | 8200 rpm |
| Konsumsi Bahan Bakar | ||
| Sistem Pendinginan | ||
| Sistem pembakaran | Digital | Digital |
| Katup Per Silinder | 4 | 4 |
| Torsi Maksimal | 22.6 Nm | 22.6 Nm |
| Diameter x langkah | 72 mm x 61.2 mm | 72 mm x 61.2 mm |
| Jumlah langkah | 4-Stroke | 4-Stroke |
| Jenis Kopling | Wet, Multi-Plate | Wet, Multi-Plate |
| Pipa Knalpot | Single Exhaust | Single Exhaust |
| Tipe filter udara | ||
| Kontrol Emisi |
