The Murray X42A lawn tractor uses three published belt sizes: 1/2" Wide x 86 1/2" O.D. for the cutter deck belt, 1/2" Wide x 95 3/32" O.D. for the transmission / motion drive belt, and 1/2" X 83" O.D. for the cutter deck belt. Match each belt to its correct position and OEM reference before ordering.
Belt replacement guide
Murray X42A belt size & replacement chart
OEM references, belt positions and published dimensions for this lawn tractor.
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
Transmission / motion Transmission / Motion Drive Belt
37X61, 037X61, 710531
1/2" Wide x 95 3/32" O.D.
BEL37X61
Mower deck Cutter Deck Belt
37X63, 037X63, 037X63MA
1/2" X 83" O.D.
BEL37X63
Application details
Which Murray X42A belt do you need?
Cutter Deck Belt
Recorded OEM references: 37X62, 037X62. Published size: 1/2" Wide x 86 1/2" O.D.
Transmission / Motion Drive Belt
Recorded OEM references: 37X61, 037X61, 710531. Published size: 1/2" Wide x 95 3/32" O.D.
Cutter Deck Belt
Recorded OEM references: 37X63, 037X63, 037X63MA. Published size: 1/2" X 83" 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 X42A belt FAQ
What belt does the Murray X42A use?
The listed belt applications are Cutter Deck Belt, Transmission / Motion Drive Belt, and Cutter Deck Belt. Recorded OEM references: 37X62, 037X62, 37X61, 037X61, 710531, 37X63, 037X63, and 037X63MA.
What are the Murray X42A belt part numbers?
The recorded OEM references are 37X62, 037X62, 37X61, 037X61, 710531, 37X63, 037X63, and 037X63MA. Match each number to the correct belt position before ordering.
What belt sizes does the Murray X42A use?
Cutter Deck Belt: 1/2" Wide x 86 1/2" O.D., Transmission / Motion Drive Belt: 1/2" Wide x 95 3/32" O.D., and Cutter Deck Belt: 1/2" X 83" O.D.
Why are multiple belts listed for the Murray X42A?
This machine has 3 recorded belt applications. Different belts can operate the mower deck, transmission, PTO, clutch or other drive components.
Can I match the Murray X42A 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.
