...

75+ Years In Business | Largest Selection Since 1941

Start the New Year with Savings – 10% Off Orders Over $385 in January! Discounts will be applied at checkout.
Select Your Vehicle
Hot Deal

1999–2011 Ford F450 and F550 Super Duty 2WD/4WD Rear Leaf Spring Kit – BT1289CK

Product ID: BT1289CK

To get a shipping quote, please enter your state and zip code at checkout

In stock

5/5 | Rating on Google

Original price was: $1,095.95.Current price is: $1,044.95.

Fast & Reliable Shipping

Shop with Confidence

US-Based Support

Part Type Light Duty Leaf Spring Kits
Make Ford

Additional information

Location

Rear

Model

,

Year

, , , , , , , , , , , ,

Complete rear leaf spring assembly kit for 1999–2011 Ford F450SD and F550SD pickups, designed for both 2WD and 4WD applications. This OEM replacement kit comes fully assembled with helper springs and spacer blocks installed, providing an easy, direct-fit upgrade to restore or enhance your truck’s rear suspension performance. Each main leaf spring is rated at 5,900 lbs per side, not including the 750 lbs helper springs. Shipping cost applies to leaf springs only; all hardware ships free.

Vehicle Applications:

  • (1999–2011) Ford F450 Super Duty, 2WD & 4WD
  • (1999–2011) Ford F550 Super Duty, 2WD & 4WD

OEM Reference Numbers:

  • F81Z-5560BB
  • F81A-5560BD

Leaf Spring Details:

  • Width: 3″ rear leaf springs
  • Main leaf springs: 10 leaves per side
  • Helper spring: single leaf, 750 lb capacity each
  • Spacer block included
  • Pack thickness: 4 3/8″
  • Front eye bolt applications: 20mm diameter
  • Rear eye bolt applications: 16mm or 5/8″ diameter

Features & Benefits:

  • Fully assembled with helper springs and spacer blocks for easy installation
  • Replaces both left and right rear leaf springs
  • Restores or improves suspension performance for Super Duty trucks
  • Exact fit for Ford F450SD and F550SD pickups

Kit Components / Specifications:

  • (2) New OEM replacement F450/F550 rear leaf springs with pressed-in bushings (43-1289)
  • (2) Single leaf helper springs, 750 lbs capacity each (43-1291)
  • (2) Helper spring spacer blocks
  • (2) New OEM replacement rear shackles with pressed-in bushings
  • (4) 5/8″ x 5 1/4″ Grade 8 rear leaf spring eye bolts with lock nuts and washers
  • (2) 20mm x 150mm Grade 10.9 front eye leaf spring bolts with lock nuts and washers
  • (4) 3/4″ x 3 1/16″ x 16 3/8″ semi-round Grade 8 U-bolts with deep nuts and washers

Notes:

  • Helper springs and spacer blocks are pre-installed on leaf springs
  • All hardware included
  • Shipping cost applies to leaf springs only
  • Compare our shipping rates for savings

All orders are processed and shipped Monday through Friday. Orders are not shipped Saturday or Sunday. All our FREE SHIPPING products are sent via UPS Ground, USPS Priority Mail or USPS First Class Mail.  On any products that are not FREE SHIPPING our store will quote either UPS Ground, Heavy Freight or USPS Priority Mail.   If you need a quick ship please call our toll free number (888-943-8287) and we will be happy to quote you alternative shipping options.

FREE SHIPPING items only apply to customers in the United States. We are happy to quote our customers outside the United States USPS International Priority Mail Shipping or UPS International Shipping costs.  If a FREE SHIPPING order is accidentally placed from outside the United States we will contact you with the applicable cost that will need to be placed on your order.

Leaf Springs purchased from AutoandTruckSprings.com/B&T Sales Company, Inc. are warranted against defects in material and workmanship for (1) year after purchase date.(Please see our TERMS AND CONDITIONS page)

We know mistakes can be made when ordering. We are happy to accept any UNUSED, UNALTERED products back within (30) days of your purchase date. (Kits need to be returned as a complete kit, we cannot accept returns on partial kits). FREE SHIPPING Products will also have a $12.50 return processing fee applied. Please call our toll free number (888-943-8287) or email us (atssprings@gmail.com) so that we can send you a Credit Memo with our return address information. All returns must have a Credit Memo included. Ship the products back to us and once we receive your unused, unaltered product we will refund you the product cost. If you wish to return unused, unaltered products after 30 days we will have to charge a 15% restocking fee. If you wish to return unused, unaltered products 45 days after purchase date we wil have to charge a 25% restocking fee. We cannot accept returns on any products 60 days or older after the purchase date.

0
    Cart {0}
    Close
    Your cart is emptyReturn to Shop
      Calculate Shipping