Special nut with M22 x 1 mm thread for the pinion shaft of various Tomos models (Quadro, Sprint, Classic & FunSport).
It often happens that Tomos engines exhibit a loss of oil on the pinion shaft after some time.
This specially manufactured nut with integrated shaft seal (colloquially known as a radial shaft seal) solves this problem quickly and easily.
The old nut is simply replaced by this one.
Shaft width: 30 mm
Height: 14 mm
Shaft sealing ring: 16 x 24 x 4 mm
Original Tomos spare part number: 234388
| Manufacturer | Tomos |
| Nut type | Hexagon nut |
| Drive | External hexagon |
| Thread type | MF22x1 (fine pitch thread) |
| Width across flats | 30 mm |
| Height | 14 mm |
| Tomos |
Ratings
Explore categories from Gearbox & housing (motor)
Moped fans also bought
NTN 6203 C3 Ball bearing 17/40/12
Bearing type: Deep groove ball bearing · Stock number: 6203 · Ø inside: 17 mm · Ø outside: 40 mm · Inner ring width: 12 mm · Manufacturer: NTN · Ball bearing closed: No · Bearing clearance: C3 · Bearing cage: Sheet steel cage ball-guided · Groove ring: No · Material: Steel · Area of application: Standard · Width: 12 mm
CHF 8.90
GUIA spotlight round Ø 14 cm chrome / black
Manufacturer: GUIA · Test mark: none · Housing material: Sheet metal (steel) · Surface: chrome-plated · Surface: varnished · Tension: 6 V · Tension: 12 V · Color: Chrome · Color: black · Lens material: Plastic · Ø External connection: 12 mm · Bulb holder: BA20d · Depth: 90 mm · Width: 145 mm · Speedometer recording: None · Thread size: M8 · Switch included: No · Battery operated: No · Ø outside: 140 mm · Mounting type: Screws · Area of application: Standard · Number of fixing points: 2 pcs
CHF 33.90
Attention: new opening hours from 16.02.2026 & new evening sale on Thursday 17:30-20:00
