2027 KTM 50 SX

$5,099.00
$5,099.00
Sale Sold out
Plus Destination: $425

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VIN
VBKMRA231VM029445
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2027 KTM 50 SX

The 2027 KTM 50 SX is a competition-focused youth motocross motorcycle designed for young riders who are ready to develop their skills on a true race machine. Its lightweight chassis, responsive 49.9cc two-stroke engine, and single-speed transmission provide an approachable riding experience without sacrificing the performance expected from KTM’s SX lineup.

Equipped with an adjustable centrifugal clutch, premium WP XACT suspension, front and rear disc brakes, and a durable double-cradle frame, the KTM 50 SX gives developing racers the control, confidence, and capability needed for the track.
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UNIT SPECS ▾

Engine

Engine Design Single-cylinder, two-stroke engine
Displacement 49.9cc
Transmission Single-speed transmission
Fuel System Dell’Orto PHBG 19 BS
Clutch Adjustable centrifugal clutch
Primary Drive 33:61
Clutch Primary Drive Teeth 61
Engine Oil Motorex ATF Dexron 3

Chassis

Frame Design Central-tube frame with double-cradle
Rear Subframe Design Steel and polyamide glass fiber
Front Brake Disc brake
Rear Brake Disc brake
Chain 415 non-sealed chain

Suspension

Front Suspension WP XACT 35mm upside-down fork
Rear Suspension WP XACT monoshock
Front Suspension Travel 165mm
Rear Suspension Travel 190.5mm
Front Suspension Adjustment Compression and rebound adjustable
Rear Suspension Adjustment Compression and rebound adjustable

Dimensions and Capacity

Seat Height 653mm / 25.7 inches
Ground Clearance 233mm / 9.2 inches
Fuel-Tank Capacity Approximately 2.3 liters / 0.61 gallons
Weight Without Fuel 43.5kg / 95.9 pounds

Specifications, equipment, and availability are subject to change without notice. Images may show optional accessories or equipment not included with the motorcycle.

FEATURES ▾

Features

  • 49.9cc Two-Stroke Engine: The compact single-cylinder engine delivers responsive power in a lightweight package designed for youth motocross competition.
  • Single-Speed Transmission: The simplified drivetrain allows young riders to focus on throttle control, braking, cornering, and riding technique.
  • Adjustable Centrifugal Clutch: The automatic clutch can be adjusted to suit rider ability, track conditions, and preferred power delivery.
  • Dell’Orto Carburetor: The Dell’Orto PHBG 19 BS carburetor provides dependable fuel delivery and responsive engine performance.
  • Double-Cradle Frame: The central-tube steel frame is engineered to provide durability, stability, and predictable handling.
  • WP XACT Front Suspension: The 35mm upside-down fork provides 165mm of travel with adjustable compression and rebound damping.
  • WP XACT Rear Shock: The rear monoshock provides 190.5mm of travel and adjustable compression and rebound damping.
  • Front and Rear Disc Brakes: Disc brakes provide strong, controlled stopping performance for developing racers.
  • Lightweight Rear Subframe: Steel and polyamide glass-fiber construction combines strength with reduced weight.
  • Youth-Focused Ergonomics: A 653mm seat height and compact riding position are designed for smaller riders.
  • Lightweight Construction: At approximately 43.5kg without fuel, the 50 SX is easy for young riders to maneuver and control.
PRODUCT PDF RESOURCES ▾

Download official PDF resources for the 2027 KTM 50 SX, including the product brochure and owner’s manual when available.

See TERMS for details. Plus government fees and taxes, any finance charges, dealer document processing charges, electronic filing fees, emission testing charges, and freight. All sale prices include applicable factory incentives. Availability may vary. Some items may not be in immediate dealer stock and may require ordering. Estimated order time ranges from 1 to 90 days. Please see terms for full details. Please call to confirm availability.