Works Connection
Works Connection 12-631 Pro Launch Start Device KTM 50 SX / SX-E 5 2021–2025
Works Connection 12-631 Pro Launch Start Device KTM 50 SX / SX-E 5 2021–2025
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✨Works Connection 12-631 Pro Launch Start Device KTM 50 SX / SX-E 5 2021–2025
The Pro Launch Start Device is engineered to deliver a faster, more controlled launch for competitive mini motocross racing. Designed specifically for KTM 50 SX and SX-E 5 models, this next-generation Works Connection Pro Launch Start Device helps keep the front end down while maximizing traction off the starting gate, giving riders a clear advantage during race starts.
Featuring a spring-less design for consistent release and positive engagement, the Works Connection Pro Launch Start Device eliminates variability found in traditional systems. CNC-machined from aircraft-grade aluminum, the complete assembly weighs only 50 grams, ensuring minimal added weight. The rider-adjustable “easy set” trigger allows precise setup, making this start device ideal for race starts, gate practice, and high-level competition.
Key Features
- Spring-less design for consistent release and positive engagement
- Improves traction and helps keep the front end down at launch
- “Easy set by rider” adjustable start trigger
- CNC-machined from aircraft-grade aluminum
- Ultra-lightweight design, complete assembly weighs only 50 grams
- Includes custom drill guide template and countersinking tool
- Detailed installation instructions with step-by-step photos
- Laser-etched Works Connection logo
Vehicle Fitment
- 2021–2025 KTM 50 SX
- 2021–2025 KTM 50 SX Factory Edition
- 2021–2024 KTM SX-E 5
- 2021–2022 KTM 65 SX
Frequently Asked Questions
What does a launch start device do?
It lowers the front suspension during starts, helping keep the front wheel down and improving traction for a faster, more controlled launch.
Is this start device adjustable?
Yes, it features an “easy set by rider” trigger that allows quick and precise adjustment.
Is this designed for racing use?
Yes, it is built specifically for competitive motocross racing and is widely used by serious racers.
This Pro Launch Start Device is a proven upgrade for riders seeking improved starts, better traction, and consistent performance off the gate in mini motocross racing.
Moto-House MX – Choice of Champions – is located in Clermont/Montverde, FL. The best motocross shop in Central Florida.
To see more KTM 50 SX performance products check out KTM 50 SX
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