PMF Suspension
OBS FORD F-250/350 U-BOLTS
OBS FORD F-250/350 U-BOLTS
SKU:PMF-UB-R-625-35-0
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PMF Suspension U-Bolt Kit – Custom Rear Suspension Upgrade for Ford Trucks
🔧 Built for Strength. Designed for Precision. Made to Order.
Whether you're lifting, upgrading, or reinforcing the suspension on your Ford truck, the PMF Suspension U-Bolt Kit delivers the quality, strength, and flexibility you need. Using Grade 8 fine-threaded rod, extra-thick washers, and tall heavy-duty nuts, these kits are engineered to handle everything from stock setups to high-horsepower builds with oversized lift blocks.
With our in-house bending equipment and a large inventory of raw materials, every U-bolt is custom bent to your exact specifications—ensuring a perfect fit for your setup.
💪 Key Features:
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✅ Made In-House: Custom bent to your specs using industry-standard tools and processes
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✅ Grade 8 Rod: Superior strength with fine threading for secure torque and hold
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✅ Heavy-Duty Hardware: Includes tall nuts and extra-thick washers for maximum clamping force
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✅ Rear Axle Fitment: Designed for rear suspension applications (contact us directly for front u-bolt kits)
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✅ Custom Options: Choose from multiple diameters, axle sizes, block heights, and leaf pack types
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✅ Optional Upgrades: Add extra length or Adjustable Location U-Bolt Top Plates for even more flexibility
📦 Kit Includes:
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(4) Custom-Bent U-Bolts
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(8) Tall Nuts
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(8) Extra-Thick Washers
🛠️ Ordering Guide:
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U-Bolt Diameter:
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5/8” (Standard) – Matches OEM spec, ideal for most applications
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3/4” (Recommended for high HP or blocks taller than 7”) – Includes upgraded Adjustable Location Top Plates
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Axle Size:
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3.5” Axle – Single Rear Wheel
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4.0” Axle – Dual Rear Wheel
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Block Height:
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Measure block height directly over the axle centerline
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Round up if between sizes
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Leaf Pack Type:
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Standard Pack – Full-length top leaf (approx. 2–3” thick)
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Top-Mounted Overload – Thicker pack with separate overload spring and spacer
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Optional Add-Ons:
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Extra Long Option – Adds 2” to U-bolt length
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Adjustable Location Top Plates – Replaces OEM plates to shift axle front/rear (requires compatible blocks)
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⚠️ Special Notes:
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All U-bolts ship raw/uncoated
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Custom Order Item – Non-Refundable / No Exchanges
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Please verify all measurements carefully before placing your order
Whether you're dialing in your stance or beefing up for extreme use, the PMF Suspension U-Bolt Kit gives you the confidence and customization your build deserves.

