SPC Performance 3.5 in. HD Support Plate (6)

Spread the load! "Z" blocks and other axle spacers used by Hendrickson, Freightliner, Kenworth, Mack, Hollis, Sterling, Ford and others create pressure points that will crush or even break the toughest of caster wedges. Use this HD Wedge Spacer Plate tospread the load and then use the caster shim of your choice to modify alignment. The 1/8" thick plate comes 6 to a pack and provides support for 3.5" wide axle spacers. The HD Wedge Spacer Plate can also be used to dial in ride height from side to side. California Residents WARNING

Part Type

Leaf Spring Plate

• 1/8" thickness
• 3.5" Width Support Plate
• 3.5" Width Support Plate, 1/8" thickness
• 6 per pack
• Box of (x6) Shims
• Can also be used to adjust ride height
• Spreads the load from "Z" Blocks and other axle spacers

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Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

HD Axle Spacer Plate (6) 3.5" Width