Skip to content

New

🚗 Shop Now, Pay Later with Affirm – Flexible Payments Available at Checkout!

Sold out

Demco Base Rails Under Box UM401004 (8551005)

Demco Base Rails Under Box UM401004 (8551005)

Vendor: Demco

Type: Fifth Wheel Trailer Hitch Mount Kit

SKU: D1D8551005

Regular price $527.62
Sale price $527.62 Regular price
Shipping calculated at checkout.

Out of stock

Demco Base Rails Under Box UM401004 (8551005)

Enhance the functionality of your vehicle with the Demco UM401004 (8551005) Base Rails Under Box UM401004. These base rails are designed to offer a secure and reliable foundation for mounting additional accessories to your truck.

Compatible with Various Models

  • 07-09 1500 Chevy Silverado / GMC Sierra (6.5' Box Tube Frame)
  • 02-08 Dodge Ram 1500 2 & 4WD (Mega Cab & 6.5' & 8' Box)
  • 03-09 Dodge Ram 2500, 3500 2 & 4WD (Mega Cab & 6.5' & 8' Box)

Parts Included

  • 2 Base Rails (Part # UM401001B)
  • 4 Frame Bracket Plates (Part # UM401004A)
  • 4 3/8" Shims (Part # UM406D)
  • 8 1/2" x 1-1/2" Knurl Bolts (Part # 500)
  • 8 1/2" Serrated Flange Nuts
  • 4 5/8" x 1-3/4" Bolts (Part # 508)
  • 4 5/8" Lock Washers
  • 4 5/8" Hex Nuts
  • 1 Fish Wire (Part # BFW52)
  • 4 Bed Plugs (Part # UM407)

Upgrade your truck's capabilities and maximize its potential with the Demco UM401004 (8551005) Base Rails Under Box UM401004. Get ready for a more versatile and efficient driving experience.

  • Free Shipping on Ground Orders in the lower 48 States
  • Free Returns Within 60 days
Limited time offer

Get $20 off when you spend $1,000 or more! Learn more

Payment & Security
Payment methods
  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

8551005 Fifth Wheel Trailer Hitch Mount Kit

Demco Base Rails Under Box UM401004 (8551005)

Regular price $527.62
Sale price $527.62 Regular price

Subscribe to exclusive discounts via our newsletter

Savings up to 50%

Unleash the Power of Thrilling Rides with our High-Quality RV Parts & Powersports Gear!

Discover more in our FAQ

Shoot our team an email, text or Chat & we’ll get back to you ASAP

Contact Us

How long does it take to process an order?

Orders are typically processed within 1–2 business days. You will receive a confirmation email with tracking details once your order has been shipped. Please note that processing times may be slightly longer during high-demand periods or sales events.

Free shipping on almost everything

Save 10% more on online store

All U.S. orders are sent to your home without any extra fees, unless you select Expedited Shipping or reside in HI or AK

60-Day Returns

Enjoy the freedom of stress-free shopping with our hassle-free and return policy.

Secure Payment

Shop with confidence knowing your payments are secure and your information

Customer Service

Mon-Fri, 9am-4pm PST.

Call or Text Us

+1 760-651-4005

Address

529 Main St. Ramona, CA 92065

close
close
close
I have a question
sparkles
close
product
Hello! I am very interested in this product.
gift
Special Deal!
sparkles