Dunlop D401 — Harley-Davidson OEM replacement tire for Sportster and Dyna models.
The D401 is Dunlop's OEM tire for various Harley-Davidson Sportster and Dyna models. It delivers the classic V-twin handling feel with a compound tuned for cruiser riding — stable at highway speed with enough grip for spirited rides through the curves.
Best For
- Harley Sportster and Dyna (specific models)
- OEM replacement
- Cruiser riding
Product specifications vary by item type.
For detailed specifications including:
- Helmets & Gear: Size charts, safety ratings, materials, weight
- Parts & Performance: Fitment information, compatibility, dimensions
- Tires & Wheels: Size, compound, intended use (track/street)
- Oils & Chemicals: Viscosity, capacity, applications
Please refer to the product description above or contact us with questions about fitment or specifications.
Questions about fitment? Call us at your shop number or visit us in Carmel, Indiana.
Shipping Information
Most items ship directly from our distributor partners to ensure you get the best price and fastest delivery.
- In-Stock Items: Typically ship within 1-2 business days
- Dropship Items: Ship within 2-5 business days from our partners
- Delivery Time: 3-7 business days after shipment (depending on location)
Local Pickup & Installation
Located in Carmel, Indiana? We offer:
- Free in-store pickup (save on shipping)
- Professional installation for parts and accessories
- Expert advice from our service team
Returns & Exchanges
We want you to be completely satisfied with your purchase.
- Returns accepted within 30 days of delivery
- Items must be unused and in original packaging
- Contact us before returning to receive a return authorization
- Some items (helmets, riding gear) may have restocking fees or be non-returnable for safety reasons
Questions? Contact us before ordering and we'll make sure you get the right part the first time.