Spring, Gear lock for Zündapp model 517/529 and others.

Product fits: Zündapp 448 CS50 (280, 4-speed) 448 CX50 (280, 4-speed) 510 Sport Combinette (267, 3-speed) 515 Sport Combinette / KS50 (267, 3-speed. & 276, 4-speed) 517 C/CS50/GS/GT50 (278, 3-speed) (NL) 517 GTS50 (280, 4-speed) (DE) 517 KS50 (278, 3-speed) (SE) 517 KS50 (284, 5-speed) (DE) 517 KS50 (284, 5-speed) (SE)) (DE) 517 KS50/GTS50 (280, 4-speed) (NL) 529 CS50 (278, 3-speed) (NL) 529 GTS50 (280, 4-speed) (DE) 529 GTS50 (284, 5-speed) (DE) 529 KS50 (278, 3-speed) (SE) 529 KS50 (284, 5-speed) (DE) 529 KS50 (278, 3-speed) (SE)) (SE) 529 KS50/GTS50 (280, 4-speed) (NL) 530 KS50/KS80 (284/314, 5-speed) Engine 267. 3-speed Engine 276. 4-speed Engine 278. 3-speed Engine 280. 4-speed Engine 284. 5-speed