TrackFitment

Case 420 Series III Tracks

Compact track loader · legacy model

The Case 420 Series III takes 320x86x53 rubber tracks (320 mm, about 13 in wide; 86 mm pitch; 53 links). Alternate sizes are 320x86x54, 400x86x53.
6605.1lb weight
69.8hp
1849.7rated capacity

Fitment detail

ConfigurationSizeWidthPitchLinks
Primary320x86x53 320 mm / ~13" 86 mm53
Alternate320x86x54 320 mm / ~13" 86 mm54
Alternate400x86x53 400 mm / ~16" 86 mm53

Specifications and sources

SpecValueSource
Primary track size320x86x53mclarenindustries.com
Alternate track sizes320x86x54, 400x86x53mclarenindustries.com
Operating weight6605.1 lbritchiespecs.com
Engine power69.8 hpritchiespecs.com
Rated operating capacity1849.7 lbritchiespecs.com

Tracks you can buy for the 420 Series III

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

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

320x86x53 — 13" wide 4 options

TreadDutyPriceStockFrom
C Premium — unknown mclarenindustries.com
C Budget — unknown mclarenindustries.com
Block Budget — unknown mclarenindustries.com
Zig Zag Budget — unknown mclarenindustries.com

320x86x54 — 13" wide 1 options

TreadDutyPriceStockFrom
C Premium — unknown mclarenindustries.com

400x86x53 — 16" wide 2 options

TreadDutyPriceStockFrom
Terrapin Premium — unknown mclarenindustries.com
Tdf Super Series Premium — unknown mclarenindustries.com

These tracks also fit

5 other machines take the 420 Series III's primary size (320x86x53):

Case track size chart: every model →

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.

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