• Trusted by Racers

    Professional-grade parts used trackside.

  • Real Support, Real People

    Expert help during business hours.

  • Secure Shopping

    Encrypted checkout & trusted payments.

  • Fast U.S. Shipping

    Orders ship quickly from regional warehouses.

MAIN ST COLLECTIVE 25Pcs Black Short Extruded U Nuts – 6.3-1.00mm Screw Size, 13.50mm Center-to-Edge – Fits .80mm-4mm Panels – G.M. #11500658, 9433043, 11502785 – Automotive Fasteners

AUT5559PK
In stock
$11.70
25Pcs Black Short Extruded U Nuts are designed for secure fastening of automotive panels. These U...
$11.70

MAIN ST COLLECTIVE 25Pcs Black Short Extruded U Nuts – 6.3-1.00mm Screw Size, 13.50mm Center-to-Edge – Fits .80mm-4mm Panels – G.M. #11500658, 9433043, 11502785 – Automotive Fasteners

25Pcs Black Short Extruded U Nuts are designed for secure fastening of automotive panels. These U nuts fit 6.3-1.00mm screws and work with panel thicknesses from 0.80mm to 4mm. Featuring a 13.50mm center-to-edge measurement, they provide reliable alignment and strong retention.
Made with a durable black finish and extruded design, these fasteners resist corrosion and offer a tight grip with spring action. Ideal for GM vehicle applications (OEM #11500658, 9433043, 11502785), they are perfect for auto body, panel, and clip fastening needs. The pack of 25 makes them convenient for repairs and projects.
Whether you're restoring an older vehicle, replacing worn-out fasteners, or working on a custom build, these automotive U nuts provide the strength, flexibility, and professional finish you need. Ideal for use as car fastener nuts, body clip nuts, or auto body fasteners, these spring U nuts make installation quick and reliable.

Features:

  • Fits 6.3-1.00mm screw size
  • 13.50mm center of hole to edge
  • Suitable for 0.80mm–4mm panel range
  • Durable black finish
  • OEM replacement for GM #11500658, 9433043, 11502785
  • Strong extruded U nut design
  • Spring-style clamping for firm hold
  • Ideal for auto body and panel fasteners
  • Pack of 25 for convenience
  • Great for mechanics, body shops, and DIY repairs
Read More
Read Less

Shipping

Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.

Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.

Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.

Returns

Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.

Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.

Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.

Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).

Your cart

×