What size tracks fit a Case CX55B?

The Case CX55B takes 400x72.5x74 tracks as its primary size.

What other machines share Case CX55B tracks?

20 other models take the same primary size, including Bobcat E45, Bobcat E50, Bobcat E55, Hitachi ZX50U, IHI 55N.

Case CX55B Tracks

Mini excavator · legacy model · produced ~2006-2012 · independently corroborated

The Case CX55B takes 400x72.5x74 rubber tracks (400 mm, about 16 in wide; 72.5 mm pitch; 74 links).

11309.8lb weight

37.5hp

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	mclarenindustries.com
Operating weight	11309.8 lb	ritchiespecs.com
Engine power	37.5 hp	ritchiespecs.com
Production years	2006-2012 (approximate, from used-equipment listings)	machinerypete.com

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

Tracks you can buy for the CX55B

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

Steel No Pads 1
Steel With Removable Rubber Pads 1
Block 1
T 1

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

`400x135x39` — 16" wide 2 options

Tread	Duty	Price	Stock	From
Steel No Pads	—	$2846.25 / set	In stock	mclarenindustries.com
Steel With Removable Rubber Pads	—	$4140.00 / set	In stock	mclarenindustries.com

`400x72.5x74` — 16" wide 2 options

Tread	Duty	Price	Stock	From
Block	—	$1410.15 / each	In stock	mclarenindustries.com
T	—	$1410.15 / each	In stock	mclarenindustries.com

Available from

Seller	Observed price	Options seen	Ships	Checked
fortishd.com	$1421 / set	block, C-lug, multi-bar, zigzag	same or next-day shipping	2026-08-19
grizzlyrubbertracks.com	$1295 / track	block	next-day to 37 states; same-day pickup in 17 states	2026-08-19
mclarenindustries.com	$1410.15 / track	block	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 CX55B's primary size (400x72.5x74):

Case track size chart: every model →

Undercarriage parts for the CX55B

Component	Observed price	From	Checked
Track	$1410.15	mclarenindustries.com	2026-08-18
Track steel	$2846.25–$4140.00	mclarenindustries.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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