Product Description
Product Description
The 7K Single Trailer Axle Kit offers a hassle-free solution for upgrading or replacing your trailer axles. Designed for heavy-duty applications, this kit includes a fully assembled Carter 7,000 lbs axle, heavy-duty double eye leaf springs, and a U-bolt kit. For added convenience, choose the optional APS4 hanger kit, which includes all weld-on brackets and bolts required for secure installation. This kit makes upgrading from smaller axles (3.5K, 5.2K, or 6K) easy and efficient without requiring cutting or welding new spring hangers. Simply drop your old axle and replace it with this one—fast, simple, and effective.
What’s Included:
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(1) 7,000 lbs Fully Assembled Carter Trailer Axle with heavy-duty 9/16" studs, Fast Lube spindles, and 8-lug hubs (8x6.5” bolt pattern).
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(2) TPU-223 Double Eye Leaf Springs (6-leaf, 2" wide x 25-1/4" long, 3.5K capacity per spring).
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(1) 3" U-Bolt Kit for secure axle attachment to springs.
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Optional:APS4 Single Axle Hanger Kit, includes all weld-on hanger brackets and bolts required for installation.
Key Features:
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Easy Upgrade Path: Perfect for upgrading from 3.5K, 5.2K, or 6K axles to heavy-duty 7K axles. Smaller axles often come with 1-3/4" wide double eye springs, making this kit a direct replacement without cutting or welding new spring hangers.
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Drop-In Replacement: Simplifies the upgrade process—remove your old axle and put this one in its place with ease.
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7,000 lbs Capacity: Designed to handle heavier loads with confidence.
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8-Lug Hubs with 9/16" Studs: Compatible with 16" or 17.5" tires and wheels for added versatility.
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Double Eye Leaf Springs: Heavy-duty TPU-223 springs provide a smooth, stable ride.
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Fully Assembled Axle: Arrives pre-assembled, saving you time and effort.
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Powder-Coated Axle Tubes: Corrosion-resistant finish with 3" diameter and 3/8" thick walls, the heaviest on the market.
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Fast Lube (EZ Lube) Spindles: Simplifies hub maintenance with easy greasing.
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EZ Fast Lube Aluminum Grease Caps: Heavy-duty caps resist bending, breaking, or going out of round while maintaining compatibility with old-style caps.
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Optional APS4 Hanger Kit: Includes all brackets and bolts for a secure, precise installation.
Trailer Axle Specifications:
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Axle Capacity: 7,000 lbs
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Bolt Pattern: 8 on 6.5” (8x6.5”)
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Stud Size: 9/16”
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Axle Tube: Round 3” outer diameter, ⅜” thick, powder-coated black
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Spring Pads: Pre-welded unless "pads loose" option is selected (welding available for an additional cost)
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Bearings: Inner - 25580, Outer - 1415A
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Seal: 10-36
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Spindles: Fast Lube EZ Lube grease spindles
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Assembly: Axle comes fully assembled
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Pre-Wired Axle: Pre-wired in case you want to add brakes in the future.
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Brake Flange: Includes a 5-bolt brake flange for easy brake installation if needed.
Leaf Spring Specifications:
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Part Number: TPU-223
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Length: 25-1/4” from center eye to center eye
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Capacity: 3,500 lbs per spring
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Width: 2”
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Leaf Count: 6
U-Bolt Kit Specifications:
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Kit Covers: One axle
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Includes:
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4 U-bolts & nuts
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2 Tie plates
Hanger Kit Specifications:
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Part Number: APS4
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Designed For Use On: Trailers with single, 2,000-lb to 7,000-lb axles.
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Includes:
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(2) 3-1/4" tall front hangers
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(2) 1-1/4" tall rear hangers
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(4) 3-1/8" long shackle straps
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(6) 3" long x 9/16" diameter shackle bolts
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(6) 9/16" diameter locknuts
Why Choose Carter Axles?
Hassle-Free Upgrades:
Easily replace smaller axles (3.5K, 5.2K, or 6K) with this heavy-duty 7K kit. Designed to work seamlessly with standard 1-3/4" wide double eye springs, it eliminates the need to cut or weld new hangers.
100% Interchangeable with Dexter Axles and Parts:
Carter Axles ensure seamless compatibility, making replacements easy to find nationwide.
Built for Longevity:
Powder-coated axle tubes, double eye springs, and heavy-duty grease caps deliver exceptional durability and reliability for tough jobs.
Exceptional Value:
Carter Axles provide premium features at a fraction of the cost of big-name brands, offering unmatched performance and value.
