Config reviewDrive Sprocket
Heavy Duty SprocketConfiguration review required
Serial or config may be required.
Unlock pricingFREE FREIGHT ON ALL ORDERS
Mini Excavator
Cat 305DCR
Shop rubber tracks, undercarriage parts, and attachments for your Cat 305DCR — all in one place.
Parts for Cat 305DCR0 track options3 undercarriage parts
Primary Track
400x72.5Wx76
Guaranteed FitHeavy Duty Comes Standard.24-Month WarrantyNationwide Fulfillment
Undercarriage
Sprockets
1 option
Configuration review required
Cat 305DCR has more than one possible sprocket configuration. The exact configuration must be resolved before checkout.
Config reviewMachine FAQ
Cat 305DCR parts & ordering questions.
What products can I shop for my CAT 305DCR?
Machine-based rubber tracks, undercarriage parts, buckets, grapples, forks, and brush cutters for the CAT 305DCR.
Do these parts fit the CAT 305DCR?
This page is built around CAT 305DCR fitment from the model record, supplier part data, and machine-class attachment compatibility. Verify by serial number for serial-specific parts.
How fast does shipping take?
Same-day shipping on orders before 12pm CT. Most orders deliver in 1–3 business days. Tracking emailed at pickup.
What is the warranty?
All Heavy Iron Supply Co. rubber tracks carry a 24-month manufacturer warranty against defects — not prorated.
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