3.5K ROUND #84 SPINDLE 2" X 4" BUTT, 8.5" OAL, L68149 INNER, L44649 OUTER, 171255TB SEAL

Built for dependable trailer axle repair and replacement, this 3.5K #84 spindle is a rugged hardware component designed to keep your trailer rolling smoothly and safely. It features a 2" x 4" butt, 8.5" overall length, and is machined to work with L68149 inner and L44649 outer bearings, along with a 171255TB seal.

The stepped, threaded spindle design provides the proper fit for hub and bearing assembly, making it a solid choice for trailer maintenance, axle rebuilds, or custom fabrication projects.

Key Features

• 3,500 lb axle capacity class
• #84 spindle
• 2" x 4" butt
• 8.5" overall length
• Fits L68149 inner bearing
• Fits L44649 outer bearing
• Uses 171255TB seal
• Durable steel construction for long service life

Why Buy This Spindle?

When you need a reliable replacement spindle, exact fitment matters. This spindle is built to match common trailer hub components, helping reduce guesswork and get your trailer back in service faster. Ideal for repair shops, trailer builders, and DIY owners who want dependable performance from quality hardware.

Product Details

• Category: Hardware > Spindles
• Weight: 5.5 lb
• Approx. Size: 9" x 2" x 2"

Get the right spindle for your trailer repair from East Idaho Trailer Parts and restore strength, stability, and confidence to every haul.