Astro
Astro Agriculture & OTR Tube 18.4-19.5 21-Ply Inner Tube Tire (Agricultural)
Astro Agriculture & OTR Tube 18.4-19.5 21-Ply Inner Tube Tire (Agricultural)
SKU:T184/2124/25:218 KR AST
In stock
Couldn't load pickup availability
- Genuine brand-name parts
- Ships from US warehouse
- 30-day returns
Astro Agriculture & OTR Tube in size 18.4-19.5. Butyl inner tube for agricultural and off-the-road tires, matched to tube-type tractor, implement and earthmover sizes. The butyl rubber holds air pressure well over long service intervals, and the heavy-duty valve suits field inflation and liquid-ballast work.
- Butyl rubber for strong air retention
- TR15CW or TR218A heavy-duty valve
- Sized for tractor, implement and OTR tires
- Compatible with liquid ballast (TR218A)
Specifications
| Brand | Astro |
|---|---|
| Model | Agriculture & OTR Tube |
| Tire size | 18.4-19.5 |
| Ply rating | 21-ply |
| Construction | Bias |
| Tire type | Inner Tube (TR15CW / TR218A Valve) |
| Category | Agricultural |
| Approx. overall diameter | 52.6 in |
| Approx. section width | 18.4 in |
| Approx. weight | 169 lb |
| DOT date (year made) | 2020 |
| Manufacturer part number | T184/2124/25:218 KR AST |
| Sold as | Single tire (each) |
Good to know
- Priced per tire — add 2 for a pair or 4 for a full set.
- Match the size printed on your current tire's sidewall (18.4-19.5) and the ply / load rating your machine calls for.
- Free shipping to the lower 48 states by truck freight (curbside delivery, typically 5–10 business days) — someone needs to be there to receive it.
- Mounting and balancing are not included. Tires that have been mounted or driven on can't be returned.
Shipping & delivery
Shipping & delivery
Orders ship from the warehouse closest to you — the same business day, or the next business day if ordered late in the day, on a weekend or holiday. Standard delivery takes 3–5 business days in the continental US; expedited options are shown at checkout. Oversized items (bumpers, running boards, large tonneau covers, some marine equipment) ship LTL freight — we contact you to schedule delivery and a signature is required.
Returns & warranty
Returns & warranty
Unused, uninstalled parts in original packaging can be returned within 30 days of delivery. A restocking fee of up to 20% may apply depending on the product and supplier, and return shipping is the buyer’s responsibility unless the item arrived defective, damaged or incorrect. Every product carries the full manufacturer warranty. Contact us with your order number to start a return.
Fitment & part numbers
Fitment & part numbers
Verify fitment with the manufacturer part number shown above and your vehicle’s year, make, model and trim. If the listing says “Fits select…”, confirm your exact application before ordering. Not sure? Send us your VIN and the part number and we’ll check it for you.
