Table of Contents
| A. 1978-79 Model 7 | 14. Dimoby clutch | 26. Right control |
| 1. Gaskets, bolts | 15. Pulley | 27. Left Control |
| 2. Engine mounts | 16. Pedal crank | 28. Fenders |
| 3. Cylinder and head | 17. Cables | 29. Handlebar |
| 4. Piston | 18. Chain tensioner | 30. Seat |
| 5. Intake pipe | 19. Front hub | 31. Speedometer |
| 6. Crank and case | 20. Rear hub | 32. Headlight |
| 7. Exhaust | 21. Front wheel | 33. Tail light |
| 8. Carburetor | 22. Rear wheel | 34. Wiring, switches |
| 9. Fuel tap | 23. Frame parts | |
| 10-11-12-13. Magneto | 24-25. Front fork | |
A. 1978-79 Motobecane Model 7
Model 7 (US version) came in 3 speed versions, C 20, B 25, and A 30 mph. The ID plate says the letter or number.
Sources: The parts info below is from these manuals.
1978-79 Motobecane America Parts Catalog Model 7
This USA parts catalog does not list any specifications.
1977-80 Motobecane Parts Catalog 7, 7r, 7sr, 7sl, 7special
This Euro parts catalog lists specifications.
| model | rear susp. | h light | trim | cables | fenders |
| 7 | hard tail | flat | white | grey | stainless |
| 7 Ranger | hard tail | flat | black | black | black |
| 7 SR | swingarm | flat | black | black | black |
| 7 SL | swingarm | flat | white | black | stainless |
| 7 Special | swingarm | round | black | black | silver |
# qty part# price description skirt 4. Piston
1 1 22273 $70 piston W 38.92 for 38.93 cyl
2 1 22274 $70 piston AA 38.93 for 38.94 cyl
3 1 22275 $70 piston A 38.94 for 38.95 cyl
4 1 22276 n.a. piston C 38.95 for 38.96 cyl
5 1 22277 $75 piston E 38.96 for 38.97 cyl
6 1 22278 n.a. piston G 38.97 for 38.98 cyl
7 1 22279 n.a. piston J 38.98 for 38.99 cyl
8 1 22280 n.a. piston L 38.99 for 39.00 cyl
9 1 22281 $75 piston N 39.00 for 39.01 cyl
10 1 22435 $75 piston P 39.01 for 39.02 cyl
11 1 22435 $75 piston O 39.11 for very worn