Yamaha MX175 parts for repair and restoration
MX175 repair parts vary across model years. The 30 × 40.5 × 10.5 mm fork seals and engine gasket set fit 1974–1975; the 32 × 44 × 10.5 mm fork seals and carburetor float fit 1979–1981.
Fork seals for 1974–1975
The 30 × 40.5 × 10.5 mm fork seal set fits MX175 1974–1975.
- Fork oil seal set — pair, 30 × 40.5 × 10.5 mm. Sold as a set.
Measure the seals and confirm the fork before ordering.
Fork seals for 1979–1981
Later MX175 applications use a different seal dimension: 32 × 44 × 10.5 mm.
- Fork oil seal set — pair, 32 × 44 × 10.5 mm; fits MX175 1979–1981. Sold as a set.
Do not choose by model name alone; check the year and actual fork dimensions.
Engine and carburetor service
These repair parts serve different MX175 years and assemblies.
- Engine gasket set — fits MX175 1974–1975; sold as a set.
- Carburetor float and pin — fits MX175 1979–1981; replaces Yamaha reference 314-14185-00 and is sold individually.
Confirm the engine or carburetor actually fitted to the motorcycle before ordering.
Choosing parts for your Yamaha MX175
Check the fork dimensions: the 1974–1975 set measures 30 × 40.5 × 10.5 mm; the 1979–1981 set measures 32 × 44 × 10.5 mm. Check the year and measure the fitted fork rather than substituting one set for the other.
Keep engine and carburetor applications separate: the engine gasket set fits 1974–1975, while the carburetor float fits 1979–1981. Use the application for the exact repair.
Yamaha's genuine-parts catalog identifies the MX175B as a 1975 MX175. Send PartsNMore your model year and clear photos or measurements if you need help identifying a fitted component.
Building a custom MX175?
For a custom control setup, browse universal handlebars and grips or mirrors and adaptors. Check clamp size, threads, cable reach and steering clearance on the fitted motorcycle before choosing universal parts.
Why riders choose PartsNMore
- Supplying riders since 2002
- In-stock parts held in our warehouse
- Fitment help before you order
Need help choosing a part? Send us the model year and the part number you are considering, plus a photo of the original part if available.
Shipping: Free ground shipping on U.S. orders with a subtotal of $50 USD or more and Canadian orders over $50 CAD.
Returns: Eligible unused, unaltered parts can be returned within 60 days with original packaging and no restocking fee. Electrical parts are excluded. See the full return policy.
Yamaha MX175 Parts questions
Which MX175 fork seals fit my year?
The 30 × 40.5 × 10.5 mm set fits MX175 1974–1975. The 32 × 44 × 10.5 mm set fits 1979–1981. Measure the fitted fork and confirm its year before ordering.
Are the two MX175 fork seal sets interchangeable?
They have different dimensions and year applications. Check the seal measurements and the fork on your motorcycle instead of substituting one set for the other.
What years does the MX175 engine gasket set fit?
The engine gasket set fits Yamaha MX175 1974–1975. Check the engine identification and compare the set with the repair being done.
Which MX175 years use this carburetor float?
The carburetor float and pin fit MX175 1979–1981 and replace Yamaha reference 314-14185-00. Confirm the reference and carburetor before ordering.