WORKS Pro Launch Start Device Red 12-417

The WORKS Pro Launch Start Device Red, part number 12-417, is designed to provide positive engagement and consistent release through its spring-less design. The “easy set by rider” start trigger supports convenient operation, while the complete assembly weighs only 50 grams for a lightweight setup.

CNC machined exclusively from aircraft-grade aluminum, this start device features a laser-etched WORKS logo and is engineered, manufactured, and assembled in the USA. It fits the 2023 Yamaha YZ450F.

The package includes a custom drill guide template and countersinking tool. Detailed installation instructions with large step-by-step photos are also included. The design is covered by U.S. Patent Nos. 8,727,081 and 9,394,963 and is used by race teams worldwide.

Features:

• Spring-less design delivers positive engagement and consistent release
• “Easy set by rider” start trigger
• CNC machined exclusively from aircraft-grade aluminum
• Lightweight complete assembly weighs only 50 grams
• Fits 2023 Yamaha YZ450F
• Custom drill guide template and countersinking tool included
• Detailed installation instructions with large step-by-step photos
• Laser-etched WORKS logo
• Used by race teams worldwide
• Engineered, manufactured, and assembled in the USA
• U.S. Patent Nos. 8,727,081 and 9,394,963