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Company Introduction
Dongying Landcrown Autoparts Co.,Ltd is a professional Chinese manufacturer & factory specialized in agricultural tractor wheel rims, farm implement wheels and heavy‑duty steel wheels. Located in Dongying, Shandong China, Landcrown owns complete in‑house R&D, mold‑making, welding, anti‑corrosion painting and full‑range quality testing workshops. Our product range covers DW27Bx46, 19.5 series, 22.5 series, W / DW deep‑well rims, 38‑inch large tractor wheel rims and bolt‑connected adjustable wheels, compatible with mainstream tractor tire sizes like 445/50R22.5,455/65‑22.5 etc. We support OEM & custom service for rim width, diameter, bolt pattern, center bore, offset and surface finishing. For full product catalog and specifications, please visit official website:https://www.landcrownwheel.com/Tractor-Wheel-pl41164886.html. Landcrown exports agricultural wheels to Europe, North America, Australia, South America and Southeast Asia, providing one‑stop solution including samples, bulk container orders and after‑sales technical support.
1. Q: What are agricultural tractor wheel rims?
A: Agricultural tractor wheel rims are heavy‑duty steel wheel components to mount farm tractor tires, widely used on tractors, harvesters and agricultural implements for field farming work.
2. Q: What does DW / W marking mean on tractor wheel rims?
A: W stands for single‑well rim; DW means double‑well (deep‑well) rim, specially designed for wide flotation agricultural tires for better bead sealing performance.
3. Q: How to read tractor rim size such as 19.5×9.75, 22.5×28.00?
A: The first number is rim diameter, the second number refers to rim nominal width. Always match with your tire’s recommended rim range before purchase.
4. Q: Which tire fits 22.5×14.00 tractor rim?
A: It is compatible with 445/50R22.5 and 455/65‑22.5 agricultural tractor tires as standard matching specs.
5. Q: What material are Landcrown agricultural wheels made of?
A: Mainly high‑strength carbon steel. Anti‑rust electrostatic powder coating is applied for mud, fertilizer and harsh farm‑field anti‑corrosion requirement.
6. Q: Can you make custom agricultural tractor wheel rims?
A: Yes. As Chinese factory Dongying Landcrown Autoparts Co.,Ltd, we can customize diameter, width, bolt holes, PCD, center bore, offset and paint color per customer drawings or OEM requirements. Check our official web: https://www.landcrownwheel.com/Tractor-Wheel-pl41164886.html.
7. Q: What is bolt pattern / PCD for agricultural wheels?
A: PCD (Pitch Circle Diameter) is the diameter of the circle formed by lug bolt holes. It must match tractor hub; common options: 6‑hole,8‑hole,10‑hole and more for different horsepower tractors.
8. Q: What is center bore on tractor rim? Why important?
A: Center bore is the middle hole diameter. It must fit tractor hub perfectly; wrong center bore causes vibration, loose mounting and safety risks.
9. Q: What is wheel offset for agricultural tractor rims?
A: Offset is distance from rim centerline to mounting disc face, which decides tractor track width and tire clearance for crops row spacing. Adjustable offset rims are popular for multi‑crop farming.
10. Q: What is difference between welded rim and bolt‑on adjustable tractor rim?
A: Welded rim: disc permanently welded, high strength for heavy load. Bolt‑on adjustable rim allows re‑positioning disc to change track width for different row crops.
11. Q: How do I confirm whether one rim fits my existing tractor tire?
A: Check tire sidewall for recommended rim width & diameter, verify bead seat profile (W/DW), PCD, center bore and offset together. You may send us tire size and tractor model for technical suggestion.
12. Q: Can I install tubeless farm tire onto tube‑type agricultural rim?
A: Not recommended. Tube‑type rim lacks tubeless sealing structure; it will cause slow air leakage and bead safety hazard. Use tubeless‑suitable rim for tubeless tires.
13. Q: Why does agricultural rim leak air after tire mounting?
A: Possible reasons: damaged bead seat, rust /dent on rim flange, improper tire bead lubrication, mismatched rim‑tire size or defective valve stem.
14. Q: What valve stem do I need for large tractor agricultural wheels?
A: Choose heavy‑duty rubber or metal valve stem matching rim valve hole size, working air pressure and tubeless /tube‑type application.
15. Q: Can agricultural tractor wheel rims be repaired after bending?
A: Minor dent may be repaired; rims with cracks, severe bending or weld damage should be replaced directly for operation safety.
16. Q: What working pressure should I run for farm tires on Landcrown agricultural rims?
A: Follow tire manufacturer manual; lower pressure for soft muddy soil to reduce soil compaction; higher pressure for road transport conditions.
17. Q: Can I mix different rim widths on same axle of tractor?
A: Not advised. Mismatched width creates uneven tire deformation, unbalanced traction, vibration and accelerated tire wear risk.
18. Q: What applications fit 38‑inch agricultural tractor rims like DW16L×38, DW27B×38?
A: They are large‑size rear wheels for high‑horsepower heavy tractors, used for ploughing, sowing and large‑area farm operations.
19. Q: Does Landcrown supply small‑size and flotation‑series agricultural rims?
A: Yes, product portfolio includes 19.5x9.75,19.5x11.75,19.5x13.00,22.5x28.00 series flotation rims, W10×44 and many other sizes. Full list see website: https://www.landcrownwheel.com/Tractor-Wheel-pl41164886.html.
20. Q: What quality tests do Landcrown agricultural wheels pass?
A: Every wheel goes through raw‑material inspection, welding check, coating thickness test, air‑tightness test, load and dynamic balance testing before shipment, adapting harsh farm working environment.
21. Q: What is MOQ (minimum order quantity) for Landcrown agricultural tractor wheels?
A: Standard stock sizes support small trial order; custom OEM items require higher MOQ, please contact sales team for detailed quotation.
22. Q: Can I get sample agricultural wheel rim before bulk order?
A: Yes, Landcrown China factory provides sample service for customer evaluation before container bulk purchase.
23. Q: What export terms can you offer for agricultural wheel orders?
A: We support FOB, CIF, CFR and other international trade terms, deliver via sea container to worldwide main ports.
24. Q: What is your production lead‑time for tractor wheel rims?
A: Stock items: short lead‑time; custom‑mold new items depends on mold schedule, normally 25‑45 working days after order confirmation.
25. Q: How should I store agricultural steel wheels for long‑time stock?
A: Keep dry warehouse environment, avoid long‑term outdoor rain exposure; protect rim flange and bead seat from impact and scratch.
26. Q: What regular maintenance points for farm tractor wheel rims?
A: Periodically check for rust, crack, dent, air leakage; re‑torque lug nuts following torque specs; inspect valve stems; clean mud and fertilizer residue after field work.
27. Q: Are Landcrown agricultural wheels compatible with well‑known tractor brands?
A: Our rims fit most mainstream tractor brands as long as parameters (diameter, width, PCD, center bore, offset) match hub requirement. Provide your tractor model number for verification.
28. Q: What risks if I use wrong‑size agricultural rim for my tire?
A: It may cause tire bead dislodgement, blow‑out, uneven tread wear, poor traction, serious safety danger during farm operation.
29. Q: What information I need to provide when I inquiry agricultural tractor wheel rims?
A: Please offer tire size, tractor model, required rim dimension, PCD, center bore, offset, quantity, tubeless /tube‑type requirement.
30. Q: Where to view complete Landcrown agricultural tractor wheel product range?
A: Please visit our official product webpage: https://www.landcrownwheel.com/Tractor-Wheel-pl41164886.html. Contact Dongying Landcrown Autoparts Co.,Ltd for catalog, technical drawing and price offer.
