The published Murray X31 lawn tractor cutter deck belt size is 1/2" Wide x 86 1/2" O.D. The recorded OEM references are 37X62, 037X62.
Belt replacement guide
Murray X31 belt size & replacement chart
OEM references, belt positions and published dimensions for this lawn tractor.
Equipment: Lawn TractorBelt applications: 1OEM references: 2Sizes listed: 1
Distinct belts1
OEM references2
Belt functions1
Published sizes1
Replacement lookup
Murray X31 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 Deck Belt |
37X62, 037X62 | 1/2" Wide x 86 1/2" O.D. | BEL37X62 |
Application details
Murray X31 belt details
Cutter Deck Belt
Recorded OEM references: 37X62, 037X62. Published size: 1/2" Wide x 86 1/2" O.D.
Important: Confirm the belt position, deck size, serial range and machine configuration before ordering. Belts with the same length can use different widths or profiles.
Common questions
Murray X31 belt FAQ
What belt does the Murray X31 use?
The listed belt application is Cutter Deck Belt. Recorded OEM references: 37X62 and 037X62.
What are the Murray X31 belt part numbers?
The recorded OEM references are 37X62 and 037X62. Match each number to the correct belt position before ordering.
What size belt does the Murray X31 use?
Cutter Deck Belt: 1/2" Wide x 86 1/2" O.D.
Can I match the Murray X31 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.


