Description
Alcoa 24.5” x 8.25” Mirror Polish 6-Wheel Kit – 98U631 & 98U632
Upgrade your truck with this premium 6-wheel kit featuring Alcoa’s 98U631 and 98U632 Mirror Polished Wheels—engineered for optimal performance, reduced weight, and an ultra-reflective finish. This kit includes steer- and drive-specific wheels for a balanced, factory-correct setup on most Class 8 trucks and trailers.
Kit Includes:
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(2) Alcoa 98U631 Wheels – Steer Position, Mirror Polish
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(4) Alcoa 98U632 Wheels – Drive/Rear Position, Mirror Polish
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Choice of Hub Covers:
• Northstar Chrome Regular Nut Covers
• Northstar Chrome Spike Nut Covers
• Alcoa Multi-Piece Cap Kit
Wheel Specifications:
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Size: 24.5” x 8.25”
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Finish: Mirror Polish (premium aluminum polish, no coating)
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Bolt Pattern: 10-Hole Hub Pilot, 285.75mm Bolt Circle, 220mm Center Bore
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Valve Stem: TR554D (Pre-Installed)
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Weight: ~45 lbs per wheel
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Max Load: 7,400 lbs @ 130 PSI
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Disc Thickness: 0.81”
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Outset/Inboard Specs:
• 98U631: Steer-specific offset
• 98U632: Drive-specific inset
Approved Tire Sizes:
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285/75R24.5
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11R24.5
Compatible With:
Kenworth, Peterbilt, Freightliner, Volvo, Mack, International, Sterling, and most Class 8 semi-trucks and trailers.
Warranty:
Backed by Alcoa’s manufacturer warranty. Contact 800-242-9898 (Option #1) or file a claim online.
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