2022 KTM 50 SX Mini Specifications

Name: 2022 KTM 50 SX Mini
Brand: KTM

Minibike, cross • Specs last verified 13 July 2026

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2022 KTM 50 SX Mini Overview

For 2022, KTM offers the 50 SX Mini as a minibike, cross motorcycle with 49.8 cc on tap. The 2022 KTM 50 SX Mini is built around a Single cylinder, two-stroke engine. Internally, bore and stroke are 39.5 x 40 mm. In everyday use, the 2022 50 SX Mini tips the scales at 40 kg, carries a 2.10-litre fuel tank and offers a seat height of 558 mm. Every technical detail, from suspension travel to tyre sizes, is covered in the full 2022 KTM 50 SX Mini spec sheet below.

2022 50 SX Mini - Pros & Cons

Strengths

Accessible seat height: At just 558 mm, flat-footing at a stop is easy for most riders - a genuine confidence builder for less experienced owners.

Considerations

Modest fuel capacity: A 2.10-litre tank keeps things light but means budgeting for more frequent fuel stops on any longer ride.
Chain final drive upkeep: A chain drivetrain is the most common setup in its class, but it's also the one that demands the most regular hands-on maintenance.

Wear Points & Servicing Notes

Brake disc and pad wear

Single disc up front provides the primary stopping power; inspect disc thickness and pad wear at each tyre change to catch scoring before it becomes a rotor replacement.

Suspension condition on used examples

Suspension duties are handled by XACT 35 WP Upside-Down fork, Ø 35 mm up front and XACT WP mono shock at the rear. Weeping fork seals aren't a dealbreaker on a used bike, but they're a fair basis for negotiating price.

Final drive maintenance

Chain final drive on the 50 SX Mini means routine lubing and tension checks are part of ownership - skip them and sprocket wear accelerates noticeably.

Frame & chassis check

The Central-tube frame with double-cradle chassis holds up well with normal use; on a used bike it's still worth checking the head-stock and swingarm pivot area for impact damage or corrosion.

Low-speed handling

The 50 SX Mini's 40 kg kerb weight makes low-speed control noticeably less effort than on a heavier machine.

50 SX Mini - Buying & Maintenance Guide

What to check before buying

A pre-purchase check on the 2022 KTM 50 SX Mini should cover the same ground every time: service history, chain and sprocket condition, and any oil seepage around the casings. Start it from cold if you can - a well-kept 50 SX Mini settles to a smooth idle within seconds.

Oil and filter changes

Oil changes are the cheapest insurance you can buy for a 50 SX Mini's engine - keep to the manufacturer's interval rather than stretching it. Use the viscosity grade the manual specifies, not whatever's on sale.

2022 KTM 50 SX Mini - Frequently Asked Questions

What engine does the 2022 KTM 50 SX Mini have?

The 2022 KTM 50 SX Mini uses a Single cylinder, two-stroke engine with 49.8 cc of displacement.

How much does the 2022 KTM 50 SX Mini weigh?

The 2022 KTM 50 SX Mini weighs 40 kg. This is the manufacturer's dry figure.

What is the fuel tank capacity of the 2022 KTM 50 SX Mini?

The 2022 KTM 50 SX Mini has a 2.10-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 35-42 km between stops.

Is the 2022 KTM 50 SX Mini suitable for shorter riders?

The 2022 KTM 50 SX Mini has a seat height of 558 mm. This is a comfortable, accessible height for most riders.

What brakes does the 2022 KTM 50 SX Mini have?

The 2022 KTM 50 SX Mini uses Single disc at the front and Single disc at the rear.

What suspension does the 2022 KTM 50 SX Mini have?

The 2022 KTM 50 SX Mini uses XACT 35 WP Upside-Down fork, Ø 35 mm up front and XACT WP mono shock at the rear.

What frame does the 2022 KTM 50 SX Mini use?

The 2022 KTM 50 SX Mini is built around a Central-tube frame with double-cradle frame.

KTM 50 SX Mini Spec Evolution

The KTM 50 SX Mini was produced across 9 model years (2012-2023). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.

Specification	2012	2013	2014	2017	2018	2019	2021	2022	2023
Dry Weight	40.5 kg / 89.3 lbs	40.5 kg / 89.3 lbs	39 kg / 86.0 lbs	40 kg / 88.2 lbs	40 kg / 88.2 lbs	40 kg / 88.2 lbs	40 kg / 88.2 lbs	40 kg / 88.2 lbs	40 kg / 88.2 lbs
Engine Detail	Reed intake	Reed intake	Reed intake	Reed intake.	Reed intake.	Reed intake	-	-	Reed-valve
Seat Height	558 mm / 22.0 in.	558 mm / 22.0 in.	558 mm / 22.0 in.	558 mm / 22.0 in.	558 mm / 22.0 in.	684 mm / 26.9 in.	558 mm / 22.0 in.	558 mm / 22.0 in.	558 mm / 22.0 in.
Fuel Capacity	2.00 litres / 0.53 gallons	2.00 litres / 0.53 gallons	2.00 litres / 0.53 gallons	2.30 litres / 0.61 gallons	2.30 litres / 0.61 gallons	2.10 litres / 0.55 US gallons	2.10 litres / 0.55 US gallons	2.10 litres / 0.55 US gallons	2.30 litres / 0.61 US gallons
Ground Clearance (mm)	184 mm	184 mm	184 mm	184 mm	184 mm	252 mm	184 mm	184 mm	184 mm
Ground Clearance (in.)	7.2 inches	7.2 inches	7.2 inches	7.2 inches	7.2 inches	9.9 inches	7.2 inches	7.2 inches	7.2 inches
Displacement (ci)	2.99 cubic inches	2.99 cubic inches	2.99 cubic inches	2.99 cubic inches	2.99 cubic inches	2.99 cubic inches	3.04 cubic inches	3.04 cubic inches	3.04 cubic inches
Displacement (cc)	49.00 cc	49.00 cc	49.00 cc	49.00 cc	49.00 cc	49.0 cc	49.8 cc	49.8 cc	49.8 cc

Key Specifications

Engine

Single cylinder, two-stroke

Power

Not published by manufacturer

Torque

Not published by manufacturer

Top Speed

Not published by manufacturer

Weight

40 kg / 88.2 lbs

Fuel Capacity

2.10 litres / 0.55 US gallons

Full 2022 KTM 50 SX Mini Specifications

Comments Intended for children.

Colours White/orange/black

Ground Clearance (in.) 7.2 inches

Ground Clearance (mm) 184 mm

Seat Height 558 mm / 22.0 in.

Dry Weight 40 kg / 88.2 lbs

Fuel Capacity 2.10 litres / 0.55 US gallons

Bore x Stroke (in,) 1.6 x 1.6 inches

Bore x Stroke (mm) 39.5 x 40.0 mm

Displacement (cc) 49.8 cc

Displacement (ci) 3.04 cubic inches

Engine Type Single cylinder, two-stroke

Ignition Seletra 2p D36 EMS

Starter Kick

Clutch Centrifugal

Final Drive Chain (final drive)

Gearbox Automatic

Primary Drive 1/2 x 3/16´ chain

Frame Type Central-tube frame with double-cradle

Suspension - Front XACT 35 WP Upside-Down fork, Ø 35 mm

Suspension - Rear XACT WP mono shock

Rake 23.6°

Wheel Travel - Front 100 mm / 3.9 in.

Wheel Travel - Rear 147 mm / 5.8 in.

Brakes - Front Single disc

Brakes - Rear Single disc

Specifications are compiled from manufacturer documentation and cross-referenced technical sources, and corrected on an ongoing basis. Spot an error? Let us know.