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Yamaha OEM Part 4MX-14943-38-00 JET, MAIN (#155)
- Product Code: 4MX-14943-38-00
$10.60
- Genuine Yamaha OEM part
- New in original packaging
- Fits the models listed in the fitment chart
- Easy, no-hassle returns
This product is vehicle specific.
Find your vehicle to make sure this part fits before you order.
Ships in 4 to 9 days
Genuine Yamaha OEM Jet, Main (#155) (part number 4MX-14943-38-00) from the Carburetor diagram. It fits Yamaha WR450F, YZ450F, YFZ450, YZ125, YZ125 Monster, YZ125X and 7 more built from 2000 to 2026.
Fits these models
- WR400F: 2000
- YZ426F: 2000, 2002
- WR426F: 2001–2002
- YZ426: 2001
- WR450F: 2003–2006
- YZ450F: 2003–2009
- YFZ450: 2006–2009
- YFZ450V: 2006
- YFZ450 Bill Ballance Edition: 2007
- YZ125: 2022–2025
- YZ125 Monster: 2022–2023, 2025
- YZ125X: 2023–2026
- YZ125 50th: 2024
See the Fitment tab for the full list with model codes.
Need Help Finding the Right Part?
Not sure it fits? Ask before you order — our team will check the part for your machine.
For a faster answer, include:
Year, make and model of your machine- VIN or frame / serial number
- OEM part number or a photo of the old part
Email Us
(630) 886-1221Find your ride
Check your current ride below to confirm product compatibility.
Yamaha
2008
2007
2006
- Yamaha YZ125XT (YZ125X) DF36 2026 CARBURETOR
- Yamaha YZ125SL (YZ125) D681 2025 CARBURETOR
- Yamaha YZ125SME (YZ125 MONSTER) D685 2025 CARBURETOR
- Yamaha YZ125XS (YZ125X) DF32 2025 CARBURETOR
- Yamaha YZ125RL (YZ125) B4XH 2024 CARBURETOR
- Yamaha YZ125RSE (YZ125 50TH) B4XM 2024 CARBURETOR
- Yamaha YZ125XR (YZ125X) BRX6 2024 CARBURETOR
- Yamaha YZ125P2L (YZ125) B4X9 2023 CARBURETOR
- Yamaha YZ125P2ME (YZ125 MONSTER) B4XD 2023 CARBURETOR
- Yamaha YZ125XP (YZ125X) BRX2 2023 CARBURETOR
- Yamaha YZ125N2L (YZ125) B4X1 2022 CARBURETOR
- Yamaha YZ125N2ME (YZ125 MONSTER) B4X5 2022 CARBURETOR
- Yamaha YZ450FYW (YZ450F) 34P10 2009 CARBURETOR
- Yamaha YZ450FXW (YZ450F) 2S2B0 2008 CARBURETOR
- Yamaha YZ450FW (YZ450F) 2S27 2007 CARBURETOR
- Yamaha WR450FV (WR450F) 5TJB 2006 CARBURETOR
- Yamaha YZ450FV (YZ450F) 2S21 2006 CARBURETOR
- Yamaha WR450FT (WR450F) 5TJ8 2005 CARBURETOR
- Yamaha YZ450FT (YZ450F) 5XD5 2005 CARBURETOR
- Yamaha WR450FS (WR450F) 5TJ5 2004 CARBURETOR
- Yamaha YZ450FS (YZ450F) 5XD1 2004 CARBURETOR
- Yamaha WR450FR (WR450F) 5TJ1 2003 CARBURETOR
- Yamaha YZ450FR (YZ450F) 5TA1 2003 CARBURETOR
- Yamaha WR426FP (WR426F) 5NG5 2002 CARBURETOR
- Yamaha YZ426FP (YZ426F) 5SF1 2002 CARBURETOR
- Yamaha WR426FN (WR426F) 5NG1 2001 CARBURETOR
- Yamaha YZ426FN (YZ426) 5JG5 2001 CARBURETOR
- Yamaha WR400FM (WR400F) 5GS5 2000 CARBURETOR
- Yamaha YZ426FM (YZ426F) 5JG1 2000 CARBURETOR
- Yamaha YFZ450YL (YFZ450) 5D3M 2009 CARBURETOR
- Yamaha YFZ450YW (YFZ450) 5D3M0 2009 CARBURETOR
- Yamaha YFZ450SP2X (YFZ450 SPECIAL EDITION II) 5D3J 2008 CARBURETOR
- Yamaha YFZ450SPX (YFZ450 SPECIAL EDITION) 5D3E 2008 CARBURETOR
- Yamaha YFZ450XGY (YFZ450) 5D3B 2008 CARBURETOR
- Yamaha YFZ450XL (YFZ450) 5D3B0 2008 CARBURETOR
- Yamaha YFZ450BBW (YFZ450 BILL BALLANCE EDITION) 5D37 2007 CARBURETOR
- Yamaha YFZ450SE2W (YFZ450 SPECIAL EDITION 2-BLACK FLAMES) 5D38 2007 CARBURETOR
- Yamaha YFZ450SEW (YFZ450 SPECIAL EDITION) 5D34 2007 CARBURETOR
- Yamaha YFZ450W (YFZ450) 5D31 2007 CARBURETOR
- Yamaha YFZ450BBV (YFZ450V_BILL BALLANCE EDITION) 5TGC1 2006 CARBURETOR
- Yamaha YFZ450SPV (YFZ450 SPECIAL EDITION) 5TGG 2006 CARBURETOR
- Yamaha YFZ450V (YFZ450V_BILL BALLANCE EDITION) 5TGC 2006 CARBURETOR
Part Details
| Brand | Yamaha |
| Sku | 4MX-14943-38-00 |
| Name | JET, MAIN (#155) |
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