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8x170 Wheel Spacers Wheel Adapters For Ford Super Duty F250 F350

This collection features 8x170 wheel spacers, wheel adapters, slip-on wheel spacers, dually conversion adapters, and 8-lug to 10-lug adapters built for Ford Super Duty trucks. All components are CNC-machined from billet 6061 aluminum or 1018 steel and are made in Los Angeles, California for strength, precision, and long-term reliability.

Vehicle Fitment

1999-2004 F-250 F-350 SRW & Dually | 12 bolts – Sterling Rear Axle
2005-2016 F250 F350 SRW (Non Dually) | 12 bolts – Sterling Rear Axle
2017-2022 F-250 F-350 (Non Dually) | 14 bolts – Dana M275 Rear Axle
2023-2026 F-250 F-350 (Non Dually) | 16 bolts – Sterling 11.6 Rear Axle

Available Configurations

(slip-on wheel spacers and bolt-on styles)
8x170 to 8x6.5
8x170 to 8x180
8x170 to 8x200
8x170 to 8x210
8x170 to 8x275
8x170 to 10x225
8x170 to 10x285
and 8 to 10 wheel adapters

American Manufacturing

Each spacer starts from billet bar stock, is CNC-lathed, CNC-milled, fitted with pressed-in studs, fully inspected, and shipped—every step done in-house for precision and reliability.
Available thicknesses: 6mm, 10mm, 12mm, 3/4", 1", 1.25", 1.5", 2", 2.5", 3", 3.5", 4", 4.5", and 5".
Custom spacers and adapters available. Safe for daily driving, towing, and off-road use when installed correctly.

100% Made in the USA and manufactured in Los Angeles, California.