Masport Grassmaster 660 slasher belt size & replacement chart
OEM references, belt positions and published dimensions for this slasher.
Masport Grassmaster 660 slasher belt chart
Match the belt function first, then confirm the OEM number and size.
| Belt application | OEM / replacement number | Published size | Listing SKU |
|---|---|---|---|
| Mower deck Cutter Drive Belt |
754123 | 5/8" Wide x 52" I.D. | BELB52 |
| Transmission / motion Transmission Drive Belt / Blade Drive Belt |
850210, C3351, 529258 | 1/2" Wide x 32" I.D. | BELA32 |
Which Masport Grassmaster 660 slasher belt do you need?
Cutter Drive Belt
Recorded OEM reference: 754123. Published size: 5/8" Wide x 52" I.D.
Transmission Drive Belt / Blade Drive Belt
Recorded OEM references: 850210, C3351, 529258. Published size: 1/2" Wide x 32" I.D.
Masport Grassmaster 660 slasher belt FAQ
What belt does the Masport Grassmaster 660 slasher use?
The listed belt applications are Cutter Drive Belt and Transmission Drive Belt / Blade Drive Belt. Recorded OEM references: 754123, 850210, C3351, and 529258.
What are the Masport Grassmaster 660 slasher belt part numbers?
The recorded OEM references are 754123, 850210, C3351, and 529258. Match each number to the correct belt position before ordering.
What belt sizes does the Masport Grassmaster 660 slasher use?
Cutter Drive Belt: 5/8" Wide x 52" I.D. and Transmission Drive Belt / Blade Drive Belt: 1/2" Wide x 32" I.D.
Why are multiple belts listed for the Masport Grassmaster 660 slasher?
This machine has 2 recorded belt applications. Different belts can operate the mower deck, transmission, PTO, clutch or other drive components.
Can I match the Masport Grassmaster 660 slasher belt by length alone?
No. Width, profile, inside or outside circumference, belt position and OEM reference can all affect fitment. Match the belt function and OEM number first, then use the dimensions as a final check.
