What size tracks fit a Bobcat E45?

The Bobcat E45 takes 400x72.5x74 tracks as its primary size.

What other machines share Bobcat E45 tracks?

20 other models take the same primary size, including Bobcat E50, Bobcat E55, Case CX55B, Hitachi ZX50U, IHI 55N.

Bobcat E45 Tracks

Mini excavator · current model · independently corroborated

The Bobcat E45 takes 400x72.5x74 rubber tracks (400 mm, about 16 in wide; 72.5 mm pitch; 74 links).

10077lb weight

Fitment detail

Configuration	Size	Width	Pitch	Links
Primary	`400x72.5x74`	400 mm / ~16"	72.5 mm	74

Specifications and sources

Spec	Value	Source
Primary track size	400x72.5x74	skidsteers.com
Operating weight	10077 lb	ritchiespecs.com

Track size independently corroborated by a second source: fortishd.com.

Tracks you can buy for the E45

Available tread patterns (schematics are our own drawings, verified against seller product photos):

MX 2

2 products across 1 sellers — every distinct tread pattern and duty tier we verified. Observed prices, dated.

`400x72.5wx74` 2 options

Tread	Duty	Price	Stock	From
MX	HD	$2788.20 / set	yes	skidsteers.com
MX	extreme	$4537.80 / set	no	skidsteers.com

Available from

Seller	Observed price	Options seen	Ships	Checked
fortishd.com	$1604 / set	—	same or next-day shipping	2026-08-19
skidsteers.com	$2788.20–$4537.80 / set	multi-bar · HD, XD	not stated	2026-08-19

Sellers listed alphabetically — every seller we independently verified for this machine. Prices are observed public listings on the dated check, not offers by this site; this site sells nothing and has no affiliate relationships.

These tracks also fit

20 other machines take the E45's primary size (400x72.5x74):

Bobcat track size chart: every model →

Undercarriage parts for the E45

Component	Observed price	From	Checked
Idler front	$794.32	skidsteers.com	2026-08-18
Roller	$203.60	skidsteers.com	2026-08-18

Before you order

Width, pitch, and link count must all match — measure your current tracks to confirm, and check your operator's manual for serial-number-specific variations.

Data verified 2026-10-01; aftermarket cross-reference sizes, independently corroborated across two sources.

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