1999-2007 Ford F250SD & F350SD Heavy Duty Rear Leaf Spring 43-1263HD

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Ford rear leaf spring part number 43-1263HD.

  • *Diagram Spring May Differ From Actual Spring*
  • Number of Leaves - 7 (6/1)
  • Leaf Spring Width - 3"
  • A - Leaf Spring Length: 25"
  • B - Leaf Spring Length: 33-1/4 
  • C - Leaf Spring Arch: 7"
  • D - Leaf Spring Pack Thickness: 3-1/4"
  • Leaf Spring Capacity: 4,400 lbs.
  • Leaf Spring OEM Number:
  • Leaf Spring Eye Bushings: Front RB-245 / Rear RB-244
  • Includes Front and Rear Eye Bushings
  • Leaf Spring Material: 6/.401, Second Stage 1/.812
  • Location - Rear
  • Fits 2 Wheel Drive And 4 Wheel Drive
  • Fits Single Or Dual Rear Wheels


Leaf spring 43-1263HD is the heavy duty rear spring on 1999-2007 Ford F250 and F350 2 wheel and 4 wheel drive Super Duty trucks. The rear spring is 3" wide, is a 7 (6/1) leaf spring. The capacity of this leaf spring is 4,400 lbs.

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Quality: Lasts longer. High-quality, durable parts that can withstand use and wear over time.Performance: Performs better. Parts that enhance and maintain the performance of you vehicle. Correct fit and function as expected.Value for Money: Cost with quality balanced. No better products at any price point.Brand Reputation: 30+ years of customer satisfaction.

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