Murray X30A Belt Size Guide

The Murray X30A lawn tractor uses nine published belt sizes: 1/2" x 84" O.D. for the cutter deck belt, 1/2" X 91 1/4" O.D. for the cutter deck belt, 1/2" Wide x 80 3/8" for the engine to deck belt / primary cutter deck belt, 1/2" Wide x 95 3/32" O.D. for the transmission / motion drive belt, 1/2" Wide x 86" O.D. for the transmission / motion drive belt, 1/2" Wide x 53 11/16" O.D. for the cutter deck belt, 1/2" Wide x 30 3/16" O.D. for the transmission / motion drive belt, 7/16" Wide x 45" O.D. for the cutter deck belt, and 1/2" Wide x 47" O.D. for the cutter deck belt / secondary belt / blade to blade belt. Match each belt to its correct position and OEM reference before ordering.
Belt replacement guide

Murray X30A belt size & replacement chart

OEM references, belt positions and published dimensions for this lawn tractor.

Equipment: Lawn TractorBelt applications: 9OEM references: 25Sizes listed: 9
Distinct belts9
OEM references25
Belt functions2
Published sizes9
Replacement lookup

Murray X30A 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
37X86, 037X86, 710193 1/2" x 84" O.D. BEL37X86
Mower deck
Cutter Deck Belt
037X75, 37X75 1/2" X 91 1/4" O.D. BEL37X75
Mower deck
Engine to Deck Belt / Primary Cutter Deck Belt
37X69, 037X69, 037X69MA 1/2" Wide x 80 3/8" BEL37X69
Transmission / motion
Transmission / Motion Drive Belt
37X61, 037X61, 710531 1/2" Wide x 95 3/32" O.D. BEL37X61
Transmission / motion
Transmission / Motion Drive Belt
37X80, 037X80, 037X80MA 1/2" Wide x 86" O.D. BEL37X80
Mower deck
Cutter Deck Belt
37X57, 037X57, 037X57MA 1/2" Wide x 53 11/16" O.D. BEL37X57
Transmission / motion
Transmission / Motion Drive Belt
37X65, 037X65, 037X65MA 1/2" Wide x 30 3/16" O.D. BEL37X65
Mower deck
Cutter Deck Belt
37X111, 37X111MA 7/16" Wide x 45" O.D. BEL37X111
Mower deck
Cutter Deck Belt / Secondary Belt / Blade to Blade Belt
37X66, 037X66, 037X66MA 1/2" Wide x 47" O.D. BEL37X66
Application details

Which Murray X30A belt do you need?

Cutter Deck Belt

Recorded OEM references: 37X86, 037X86, 710193. Published size: 1/2" x 84" O.D.

Cutter Deck Belt

Recorded OEM references: 037X75, 37X75. Published size: 1/2" X 91 1/4" O.D.

Engine to Deck Belt / Primary Cutter Deck Belt

Recorded OEM references: 37X69, 037X69, 037X69MA. Published size: 1/2" Wide x 80 3/8"

Transmission / Motion Drive Belt

Recorded OEM references: 37X61, 037X61, 710531. Published size: 1/2" Wide x 95 3/32" O.D.

Transmission / Motion Drive Belt

Recorded OEM references: 37X80, 037X80, 037X80MA. Published size: 1/2" Wide x 86" O.D.

Cutter Deck Belt

Recorded OEM references: 37X57, 037X57, 037X57MA. Published size: 1/2" Wide x 53 11/16" O.D.

Transmission / Motion Drive Belt

Recorded OEM references: 37X65, 037X65, 037X65MA. Published size: 1/2" Wide x 30 3/16" O.D.

Cutter Deck Belt

Recorded OEM references: 37X111, 37X111MA. Published size: 7/16" Wide x 45" O.D.

Cutter Deck Belt / Secondary Belt / Blade to Blade Belt

Recorded OEM references: 37X66, 037X66, 037X66MA. Published size: 1/2" Wide x 47" 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 X30A belt FAQ

What belt does the Murray X30A use?

The listed belt applications are Cutter Deck Belt, Cutter Deck Belt, Engine to Deck Belt / Primary Cutter Deck Belt, Transmission / Motion Drive Belt, Transmission / Motion Drive Belt, Cutter Deck Belt, Transmission / Motion Drive Belt, Cutter Deck Belt, and Cutter Deck Belt / Secondary Belt / Blade to Blade Belt. Recorded OEM references: 37X86, 037X86, 710193, 037X75, 37X75, 37X69, 037X69, 037X69MA, 37X61, 037X61, 710531, 37X80, 037X80, 037X80MA, 37X57, 037X57, 037X57MA, 37X65, 037X65, 037X65MA, 37X111, 37X111MA, 37X66, 037X66, and 037X66MA.

What are the Murray X30A belt part numbers?

The recorded OEM references are 37X86, 037X86, 710193, 037X75, 37X75, 37X69, 037X69, 037X69MA, 37X61, 037X61, 710531, 37X80, 037X80, 037X80MA, 37X57, 037X57, 037X57MA, 37X65, 037X65, 037X65MA, 37X111, 37X111MA, 37X66, 037X66, and 037X66MA. Match each number to the correct belt position before ordering.

What belt sizes does the Murray X30A use?

Cutter Deck Belt: 1/2" x 84" O.D., Cutter Deck Belt: 1/2" X 91 1/4" O.D., Engine to Deck Belt / Primary Cutter Deck Belt: 1/2" Wide x 80 3/8", Transmission / Motion Drive Belt: 1/2" Wide x 95 3/32" O.D., Transmission / Motion Drive Belt: 1/2" Wide x 86" O.D., Cutter Deck Belt: 1/2" Wide x 53 11/16" O.D., Transmission / Motion Drive Belt: 1/2" Wide x 30 3/16" O.D., Cutter Deck Belt: 7/16" Wide x 45" O.D., and Cutter Deck Belt / Secondary Belt / Blade to Blade Belt: 1/2" Wide x 47" O.D.

Why are multiple belts listed for the Murray X30A?

This machine has 9 recorded belt applications. Different belts can operate the mower deck, transmission, PTO, clutch or other drive components.

Can I match the Murray X30A 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.