Spitfire Silva Burn Squad 53mm 99DU
Pickup currently unavailable
Spitfire Wheels Formula Four F4 99D Mason Burn Squad Conical Full 53mm - Spitfire Wheels Formula Four 99D Conical Full Shape Size: 53mm Conical Full Shape – With a wide riding surface and a cutaway design, this shape has unmatched control and lasting speed everywhere. Formula Four Urethane – Formula Four urethane is unlike any other. Both in the streets and under high-speed stress tests in Spitfire's lab, Formula Four wheels retained more material, coned less and kept their original shapes and sizes longer than any other wheel.
Processing & Fulfillment
Orders are typically processed within 1–3 business days
Once your order ships, you’ll get a confirmation email with tracking
We ship Monday–Friday (excluding holidays)
Orders placed after 3pm EST may be processed the next business day
Carriers & Delivery
We ship via USPS or UPS depending on the item and destination
Expedited shipping options are available at checkout
We are not responsible for lost or stolen packages marked as "delivered"
Orders over $100 may require a signature at delivery
Hawaii & Alaska
Orders shipping to HI or AK may require an additional $35 flat rate for UPS Ground. We’ll reach out if more is needed.
Select “Local Pickup” at checkout and pick up your order in-person during park hours. You’ll get an email when it’s ready.
- Returns and exchanges accepted within 14 days of delivery
- Items must be unworn, unused, and in original packaging
- Sale or discounted items are final sale — no returns or exchanges
- Custom items (e.g. mounted or gripped boards) are not eligible
Read our full returns policy here: returns policy.