What size tracks fit a Kubota U55-5?

The Kubota U55-5 takes 400x72.5x74 tracks as its primary size.

What other machines share Kubota U55-5 tracks?

20 other models take the same primary size, including Bobcat E45, Bobcat E50, Bobcat E55, Case CX55B, Hitachi ZX50U.

Kubota U55-5 Tracks

Mini excavator · current model · produced ~2021-2026 (listings-derived, approximate; includes current new inventory) · independently corroborated

The Kubota U55-5 takes 400x72.5x74 rubber tracks (400 mm, about 16 in wide; 72.5 mm pitch; 74 links).

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
Production years	2021-2026 (listings-derived, approximate; includes current new inventory) (approximate, from used-equipment listings)	machinerypete.com

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

Tracks you can buy for the U55-5

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

BD 1
MX 1
Hybrid 1
Xa/Wz 1
Multiple (H Pattern/C Lug Etc) 1

5 products across 3 sellers — every distinct tread pattern and duty tier we verified. Observed prices, dated.

`400x72.5kx74` 2 options

Tread	Duty	Price	Stock	From
BD	HD	$3654.00 / set	yes	skidsteers.com
MX	HD	$4270.50 / set	no	skidsteers.com

`400x72.5wx74` 1 options

Tread	Duty	Price	Stock	From
Hybrid	—	$5563.80 / set	no	skidsteers.com

`400x72.5x74` — 16" wide 1 options

Tread	Duty	Price	Stock	From
Xa/Wz	—	—	unknown	globaltrackwarehouse.com

`400x72.5x74k` 1 options

Tread	Duty	Price	Stock	From
Multiple (H Pattern/C Lug Etc)	heavy-duty	$1872 / each	yes	fortishd.com same or next-day shipping

Available from

Seller	Observed price	Options seen	Ships	Checked
grizzlyrubbertracks.com	$1395–$1665 / track	block · standard, HD	next-day to 37 states; same-day pickup in 17 states	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 U55-5's primary size (400x72.5x74):

Kubota track size chart: every model →

Undercarriage parts for the U55-5

Component	Observed price	From	Checked
Roller	$137.31–$140.90	skidsteers.com	2026-08-18
Sprocket	$225.26	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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