Longsill I-beam (4")
Longsill I-beam (4")

Longsill I-beam (4")

$138.12 - $178.49 /
Subscription -
SKU: 150-50-28
Categories: Van Parts

Select an option to add this to your cart.

To proceed with a quote request, select “Request a Quote” as your payment method at checkout.

The longsill is a 4" wide I-beam that runs lengthwise along the bottom of the box beneath the crossmembers.

Van Body Type:
  • Aluminum
  • FRP
Van Body Length:
  • 12
  • 14
  • 16
  • 18
  • 20
  • 22
  • 24
  • 26
  • 28

Why Shops & Fleets Choose Us

Shield icon with a white background

70+ Years of Expertise

Call us to talk to someone who knows trucks. Not a call center – a specialist who can find exactly what you need.

Black price tag icon on a white background

Upfront, Honest Pricing

Every listing includes the real cost with freight calculated before checkout. No hidden fees. No quote-and-wait games.

Two black arrows pointing right on a white background

Direct Vendor Access

We work directly with manufacturers across every category. Genuine parts, accurate lead times.

You may also like