Komatsu PC45-1 Tracks & Parts

High-grade Komatsu PC45-1 rubber tracks and undercarriage parts, engineered to ment in 400x72.5Nx72. Heavy-duty construction for digging, grading and trenching — every order ships free.

Specifications at a Glance

  • Track size: 400x72.5Nx72
  • Width: 400 mm
  • Pitch: 72.5 mm
  • Links: 72
  • Guide: Offset guide

Tread Options for the Komatsu PC45-1

  • Directional — Mini-excavator standard — angled lugs for digging, grading and trenching traction.

Matched Undercarriage Components

Every wear part for the Komatsu PC45-1 undercarriage, fit-verified and ready to ship:

Same Track, Other Machines

These machines run the same 400x72.5Nx72 track, so this fitment crosses over:

Built to Outlast OEM

  • 24-month warranty on every track — confidence that outlasts the competition.
  • Continuous steel cord — up to 40% stronger than typical aftermarket tracks, resisting stretch and de-tracking.
  • Premium virgin rubber — anti-chunk compound built for long service life in abrasive conditions.
  • Endless high-tensile cables — single-cure construction with no weak splice point.

Ready to roll? Buy your Komatsu PC45-1 undercarriage online now — or reach a track specialist at (850) 816-7898. Use the Track Finder to confirm the right build.

Free US Shipping100% Fit GuaranteePremium OEM Quality

Find Your Track Call TrackTECH
Direct-fit rubber tracks for the Komatsu PC45 mini excavator — heavy-duty tread, fast shipping

Track sizes

Rubber tracks

  • heavy duty 400x72 5nx70 directional 01 hero
    Komatsu PC45-1 400x72.5Kx72 All-Terrain
    • Heavy Duty | 400x72.5Kx72
    • All-Terrain Grip
    • Smooth Ride
    • Cut Resistant
    $1,599.00

    In stock

    Add to quote

Which tread fits Komatsu PC45-1?

Pick a tread for your jobsite — then buy above.
+ Recommended surface- Not the primary use— Application dependent
PatternBest UseKey TraitsRoadClayGravelMulchMudTurfAction
A All-terrainMachine-matched track option Available for this machine from the governed TrackTECH fitment record. Review the track option above for current price and availability.
  • Governed Fitment
  • Machine-Matched
  • Current Commerce Data
——————View

Built for Heavy Duty Use

Heavy-Duty Track Construction

Setting a new standard in heavy-duty performance. Find your exact fit, reduce avoidable downtime, and keep your machine working — not waiting.

  • Brand New

    New belts — not remills or retreads.

  • Heavy-Duty Steel Guides

    Precision-formed internal steel components support consistent sprocket engagement.

  • Continuous Steel Cord

    Continuous internal steel reinforcement supports belt strength under repeated load.

  • Premium Wear-Resistant Rubber

    Heavy-duty rubber construction built for abrasion and daily commercial use.

  • Precision Fitment

    Governed width, pitch, and link count for the machine application.

  • High-Traction, Low-Vibration

    Tread patterns matched to the jobsite.

Komatsu PC45-1 fitment data

Fitment & Part Numbers

Track Size400x72.5Nx72
Roller20T-30-00071
About Komatsu PC45-1 Tracks & Parts

OEM-grade Komatsu PC45-1 rubber tracks for your mini excavator. Continuous steel-cord carcass, maximum-traction tread, and Maximum Value Per Hour, jobsite after jobsite.

  • Continuous multi-strand steel cord engineered for full-load strength
  • Maximum-traction tread for grip across dirt, mud, gravel, and snow
  • Advanced compound for long tread life and Maximum Value Per Hour
  • Anti-vibration design for improved operator comfort

Matched by machine

We send photo verification with every order. Call, text, or FaceTime — whatever works for you, works for us — and we'll confirm the exact fit before it ships.

Certified 24-month warranty, free shipping, and dealer-direct pricing — Maximum Value Per Hour, jobsite after jobsite. Order Now.

Related Collections

Frequently Asked Questions

Common fitment, shipping, and rubber track replacement questions

Will this track fit my Komatsu PC45-1?
Yes — this track is matched to the Komatsu PC45-1 by size and tread pattern.
How long do Komatsu PC45-1 rubber tracks last?
Most rubber tracks last 1,200–1,600 operating hours depending on terrain, alignment, and tension. Keeping tracks tensioned and clearing debris daily extends life.
Do you stock undercarriage parts for the Komatsu PC45-1?
Yes — along with the rubber track we carry bottom rollers, drive sprockets, top rollers for the Komatsu PC45-1, so you can refresh the whole undercarriage in one order.