Mesin dan Performa dari Kawasaki KLX 230 yaitu:
| Varian | Kawasaki KLX 230 R | Kawasaki KLX 230 Special Edition | Kawasaki KLX 230 Standard |
| Konfigurasi Katup | SOHC | SOHC | SOHC |
| Kecepatan maksimum | |||
| Rasio Kompresi | 9.4:1 | 9.4:1 | 9.4:1 |
| Busi per silinder | |||
| Launch Control | N | N | N |
| RPM torsi maksimum | 6000 rpm | 6100 rpm | 6100 rpm |
| Jumlah silinder | 1 | 1 | 1 |
| Sistem pelumasan | Forced Lubrication Wet | Forced Lubrication Wet | Forced Lubrication Wet |
| RPM Tenaga Maksimum | 8000 rpm | 7600 rpm | 7600 rpm |
| Konsumsi Bahan Bakar | |||
| Sistem Pendinginan | |||
| Sistem pembakaran | Digital | B&C (TCBI EL. ADV. D.) | B&C (TCBI EL. ADV. D.) |
| Katup Per Silinder | 2 | 2 | 2 |
| Torsi Maksimal | 20.6 Nm | 19.8 Nm | 19.8 Nm |
| Diameter x langkah | 67 mm x 66 mm | 67 mm x 66 mm | 67 mm x 66 mm |
| Jumlah langkah | 4-Stroke | 4-Stroke | 4-Stroke |
| Jenis Kopling | |||
| Pipa Knalpot | Single Exhaust | Single Exhaust | Single Exhaust |
| Tipe filter udara | |||
| Kontrol Emisi |
