The deck belt size found is 123.62 in (3,140 mm) long by 0.66 in (17 mm) wide. The drive belt part numbers found are MIA10045 and MIA10046.
John Deere X700 Belt Size and Part Numbers
| Mower deck belt length | 123.62 in (3,140 mm) |
|---|---|
| Mower deck belt width | 0.66 in (17 mm) |
| Drive belt part number | MIA10045 and MIA10046 |
| Deck size | 60 in deck |
Belt Size Comparison Chart
Belt length comparison
Belt width comparison
Mower deck size comparison
John Deere X700 Belt Notes
| Mower deck belt note | The John Deere X700 deck belt measurement captured here is length 123.62 in (3,140 mm) and width 0.66 in (17 mm). Confirm the belt against the deck tag, belt decal or parts diagram before ordering |
|---|---|
| Drive belt note | The John Deere X700 drive or transmission belt part numbers captured here are MIA10045 and MIA10046. Treat it as partial drive-belt data if no matching width or OEM part number is shown |
| Deck size note | The John Deere X700 deck size captured here is 60 in deck. This helps separate 42-inch, 48-inch, 54-inch and larger deck belt setups |
| Fitment note | For the John Deere X700, use the listed specs as a buying guide, but confirm against the operator manual, parts diagram or belt label before spending money |
John Deere X700 Belt Size FAQ
What should you watch when fitting a 123.62 in (3,140 mm) deck belt on the John Deere X700?
A 123.62 in (3,140 mm) deck belt leaves little room for sloppy routing. This is a longer mower belt run, so twist, idler alignment and the belt keeper positions matter. A belt can be the right length and still fail if it is routed wrong. Before blaming the new belt, compare the belt path to the routing decal and make sure it sits on the correct side of.
Why does 0.66 in (17 mm) belt width matter on the John Deere X700?
The captured deck belt width is 0.66 in (17 mm). Pulley grooves are cut for a matching belt profile. Wrong width can cause squeal, heat, poor blade speed or fast belt wear
Why does the John Deere X700 deck size matter before buying a belt?
The deck size captured is 60 in deck. That matters because the same tractor model can use different belt routing on different decks. Match the 60 in deck deck before relying on 123.62 in (3,140 mm)
What is the risk with the John Deere X700 drive belt part numbers?
The captured drive belt numbers are MIA10045 and MIA10046. If the length and width are missing, a cheap cross-reference can still be wrong even when it claims to replace the OEM belt
Mistakes do happen. Belt specs can change by year, mower deck, pulley layout, serial range and regional parts catalog. Please check the operator manual, belt routing decal, old belt label and official John Deere parts catalog before ordering a replacement belt.

