2027 KTM 125 SX

🏁 2027 KTM 125 SX — 124.8cc Single-Cylinder 2-Stroke

Motocross • Performance • Competition • READY TO RACE

🔥 The 2027 KTM 125 SX is a true competition motocross bike engineered for lightweight handling, agility, and high-revving 2-stroke performance. Its 124.8cc fuel-injected engine, electric start, and precise chassis make it a serious machine built to attack the track.

👉 A lightweight, responsive, and technologically advanced 125 with true KTM READY TO RACE DNA.

📍 Available now at RPM Rive-Sud in Lévis!

✅ Freight and setup included | 📞 418-835-1624 | 💥 Financing available

🎯 Highlights

🔥 124.8cc single-cylinder 2-stroke engine
💉 Keihin EFI — 39 mm throttle body
⚙️ 6-speed manual transmission
🛠️ DS wet multi-disc clutch with Brembo hydraulics
⚡ Electric start with lithium-ion battery
🧠 Vitesco Technologies engine management system
🎛️ 2 selectable engine maps
⚡ Electronically controlled exhaust valve

🛠️ Suspension & Chassis

🛞 Fully adjustable WP XACT AER 48 mm USD fork
↕️ Front suspension travel: 310 mm (12.2 in)
🛞 WP XACT rear shock with linkage
↕️ Rear suspension travel: 300 mm (11.8 in)
🏁 Central double-cradle 25CrMo4 steel frame
🪶 Aluminum-reinforced polyamide subframe
🛑 Hydraulic disc brakes front and rear
⛓️ 520 chain

📏 Dimensions & Ergonomics

⚖️ Weight without fuel: 92 kg (203 lb)
🪑 Seat height: 958 mm (37.7 in)
⛽ Fuel capacity: 7.2 L
⬆️ Ground clearance: 359 mm (14.1 in)
🛞 21-inch front / 19-inch rear wheels
🔥 Dunlop GEOMAX MX34 tires

👉 With its lightweight construction, fuel-injected 2-stroke engine, and long-travel WP XACT suspension, the KTM 125 SX is engineered for precise, fast, and extremely agile performance on the track.

🔥 Why Choose the KTM 125 SX?

✔ High-revving 124.8cc 2-stroke engine
✔ Keihin EFI 39 mm fuel injection
✔ 6-speed manual transmission
✔ Electric start
✔ 2 selectable engine maps
✔ Fully adjustable WP XACT suspension
✔ Full-size 21/19 wheel setup
✔ Dunlop GEOMAX MX34 tires
✔ Lightweight and agile chassis
✔ True competition motocross platform
✔ Authentic KTM READY TO RACE DNA

📍 Why Choose RPM Rive-Sud?

✅ Trusted dealership on Quebec City’s South Shore
✅ Passionate team & highly personalized service
✅ Authorized KTM dealer and many other major brands

☎️ Contact one of our advisors today: 418-835-1624

🏁 Authorized Dealer:
KTM • GASGAS • HUSQVARNA • YAMAHA • KAWASAKI • SUZUKI • POLARIS • CFMOTO • MOTO GUZZI • APRILIA • VESPA • PIAGGIO

ℹ️ RPM Rive-Sud reserves the right to correct, modify, or remove any inaccurate information regarding vehicles, pricing, or availability.