About the Suzuki GS450T
Engine sealing, carburetor service and rear brake parts for the GS450T.
The GS450T belongs to Suzuki’s GS450 twin-cylinder range. Retaining the complete T designation matters when comparing parts with the GS450TX and other family members. The repair choices here use explicit GS450T coverage.
Separate float-valve and slide-diaphragm work
The 1982 GS450T float needle and seat control fuel entering the carburetor bowl. The 1983 slide diaphragm works with the vacuum slide. These are separate components with different functions and year ranges, even though both are carburetor service parts.
Know your GS450T before choosing partsGS450T model and repair differences
Compare the T-model year groups before building your repair list.
1980–1983 GS450T
Engine gasket set
One dedicated T-model gasket set covers these years.
Parts checkpoint: Compare its contents with the engine joints being repaired.
1982 and 1983 GS450T
Two carburetor repair components
The float valve covers 1982; the slide diaphragm covers 1983.
Parts checkpoint: Choose the required component and its own year range.
GS450T and GS450TX
Keep the complete designation
Both names appear within the wider GS450 family.
Parts checkpoint: A TX-only entry is not a T-model fitment confirmation.
Suzuki GS450 partsIdentify your motorcycle before orderingGS450T identification checklist
Use these details to match your motorcycle and any replacement assemblies before ordering.
- Record the complete model code and confirm whether it says GS450T or GS450TX.
- Confirm the model year before choosing carburetor internals.
- Photograph the carburetor and fuel-tap markings, including any replacement assemblies.
- For rear brake work, identify the installed drum assembly before comparing shoes.
Contact PartsNMore with clear photos of the frame/VIN, engine number and the part’s markings, plus any known component changes.
Research notes: motorcycle details were checked against manufacturer service literature; part fitment follows the linked PartsNMore product pages.