We Are Open Monday - Friday 9-5 (CST)

Proudly Servicing the 🇺🇸

  • 1 (888) HAUL360
  • Order Today • Ships Tomorrow
Tow Parts Logo - Hitching You to Quality Trailer Parts
6000 lb Idler Hub with 8 on 8 bolt pattern for heavy-duty trailers
Heavy-duty 6000 lb Idler Hub for 8 on 8 bolt pattern axles
6000 lb Idler Hub for trailers, featuring pre-installed bearings
Pre-greased 6000 lb Idler Hub for trailer axles with 8 on 8 bolt pattern
how to measure

6000 lb Idler Hub, 8 on 8 Bolt Pattern

17-500
Estimated delivery dates: Apr 6, 2025 - Apr 8, 2025

$79.00 $189.99 21% OFF

Add to Cart
6000 lb Idler Hub with 8 on 8 bolt pattern for heavy-duty trailers
6000 lb Idler Hub, 8 on 8 Bolt Pattern
$79.00 $189.99 21% OFF

Trailer Axle Hub and Drum FAQ

Downloadable Files

Files that will help teach you or guide you in finding the measurements for your Trailer Axles. 

4, 6, 8 Bolt Pattern
5 Bolt Pattern (option 1)
5 Bolt Pattern (option 2)
Printable Bolt Pattern Finder

Answer:

•Identify the Bolt Count: Start by counting the number of bolt holes (e.g., 4, 5, 6, or 8).

•Measure the Pitch Circle Diameter (PCD):

For even bolt patterns, measure from the center of one bolt directly across to the opposite bolt.

For odd-number patterns, measure from the. center of one, skip one, to the center outside of the third.

• Check Consistency: Double-check your measurements to ensure that your wheel or drum will fit properly.

• Visual Inspection: Look for cracks, rust, or uneven wear on the hub face and drum.

• Feel for Vibration or Wobbling: When driving, any noticeable vibrations or misalignment can indicate that the hub or drum is warped or worn.

• Regular Inspection: Check the hub and drum at least once per season or before heavy towing. Look for signs of wear, rust, or damage.

• Cleaning: Keep the surfaces clean to remove any dirt or corrosion that could affect fitting and performance.

• Lubrication: Apply grease where recommended to reduce friction and prevent rust, following the manufacturer’s guidance.

• Professional Servicing: If you notice misalignment or significant wear, consult a trailer specialist to resurface or replace the components.

• Improper Fitment: A wrong bolt pattern or hub face measurement can result in wheels or brake drums not fitting securely.

• Poor Performance: Misalignment may lead to vibrations, increased tire wear, or even brake issues.

• Safety Risks: Ultimately, incorrect measurements can compromise the trailer’s handling and increase the risk of accidents during towing.

• Corrective Action: If you discover issues, it’s important to re-measure, adjust, or consult a professional for repairs or replacement to ensure a safe setup.

Description

6000 lb Idler Hub, 8 on 8 Bolt Pattern

Heavy-duty 6000 lb Idler Hub with zinc-enriched paint finish
Durable trailer idler hub with 8 on 8 bolt pattern and pre-lubrication

The 6000 lb Idler Hub with an 8 on 8 bolt pattern is designed to meet the demands of heavy-duty trailers. As the only authorized distributor of AxleTek parts, Tow Parts, LLC ensures top-tier quality and compatibility. This idler hub assembly is ideal for trailers requiring durability, performance, and ease of maintenance. With QAI and CSA certifications, you can trust this hub to perform under the toughest conditions.

Product Features

  • Designed for 6,000-lb Dexter E-Z Lube and Easy Grease trailer axles with #42 spindles.
  • Fully equipped with bearings, races, grease seal, grease cap, and lug nuts for quick installation.
  • Pre-greased hub simplifies setup—no need to pack bearings manually.
  • Compatible with Dexter, Lippert (LCI), AL-KO, and most standard axle manufacturers.
  • Zinc-enriched paint finish protects against corrosion for long-lasting performance.
  • E-Z Lube-compatible grease cap allows easy lubrication without hub disassembly.
  • QAI and CSA certified for trusted quality and safety.

Specifications

  • SKU: 17-500
  • Capacity: 6,000 lbs
  • Bolt Pattern: 8 on 8
  • Bearings Included:
    • Inner bearing: 25580 (1.75″ ID)
    • Outer bearing: 15123 (1.25″ ID)
  • Races Included:
    • Inner race: 25520
    • Outer race: 15245
  • Grease Seal: GS2250DL
  • Wheel Compatibility: 14-1/2″ to 16-1/2″
  • Wheel Stud Dimensions: 1/2″ diameter x 1-1/4″ long
  • Grease Cap Flange Diameter: 2.45″
  • Warranty: Limited 1-year warranty

How to Know If Your Trailer Hub and Drum Needs to Be Replaced

Regular inspection of your trailer hub and drum is crucial for safe towing. Look for the following signs to determine if replacement is necessary:

  • Excessive noise: Grinding, squeaking, or clicking sounds from the wheels may indicate worn bearings or damaged hub components.
  • Vibration: Unusual vibrations while towing could be a sign of an unbalanced or failing hub.
  • Uneven tire wear: If your tires show irregular wear patterns, the hub may not be functioning correctly.
  • Visible damage: Cracks, corrosion, or other visible wear on the hub or drum require immediate attention.
  • Excessive play: If the hub feels loose or wobbles when the wheel is jacked up, it might be time to replace it.

Ignoring these signs could lead to severe issues, including wheel separation or axle damage, making regular checks essential for safety and performance.

How to Maintain an Idler Trailer Hub

Proper maintenance ensures your 6000 lb Idler Hub performs optimally for years. Follow these steps for effective upkeep:

  1. Regular inspections: Check the hub, bearings, and grease seal for wear or damage every 3,000 miles or annually, whichever comes first.
  2. Lubrication: Use the E-Z Lube grease cap to keep the bearings well-lubricated. Insert grease through the zerk fitting until it emerges from the bearings.
  3. Clean components: When inspecting or replacing parts, clean all components with a solvent to remove old grease and debris.
  4. Tighten wheel nuts: Ensure lug nuts are tightened to the manufacturer’s torque specifications.
  5. Replace seals: If the grease seal shows wear or damage, replace it promptly to prevent contamination.

Proper maintenance not only extends the life of your hub but also enhances safety during towing.

How to Replace Your Idler Trailer Hub on a 6000 lb Axle

Replacing your 6000 lb Idler Hub is straightforward with the right tools and precautions. Follow these steps:

  1. Prepare the tools and workspace: Gather a jack, lug wrench, pliers, grease, and a hammer. Ensure the trailer is parked on a level surface and chock the wheels.
  2. Remove the wheel: Loosen the lug nuts, jack up the trailer, and remove the wheel from the hub assembly.
  3. Detach the old hub: Remove the grease cap, cotter pin, and spindle nut. Slide off the old hub carefully, ensuring not to damage the spindle.
  4. Clean the spindle: Use a rag to clean the spindle thoroughly, removing old grease and debris.
  5. Install the new hub: Slide the new pre-greased 6000 lb Idler Hub onto the spindle. Ensure the bearings and grease seal are correctly aligned.
  6. Secure the hub: Reinstall the spindle nut, tighten to the manufacturer’s specifications, and insert a new cotter pin. Replace the grease cap.
  7. Reattach the wheel: Mount the wheel back onto the hub and tighten the lug nuts securely.
  8. Test the installation: Lower the trailer, check for smooth rotation, and verify there’s no excessive play in the hub.

With these steps, you can replace your idler hub confidently, ensuring your trailer is road-ready and safe.

Why Choose Tow Parts, LLC?

As the only authorized distributor of AxleTek parts, Tow Parts, LLC offers unmatched quality and reliability. All our products, including the 6000 lb Idler Hub, are CSA and QAI certified to meet the highest standards of performance and safety. With nationwide distribution, expert support, and a commitment to excellence, we’re your trusted partner for all your trailer part needs.

Upgrade your trailer with the best. Order your 6000 lb Idler Hub today and experience the Tow Parts, LLC difference!

Additional information

Weight 19.3 lbs
Dimensions 10 × 9 × 5 in
Quantity: No selection

One Hub Kit, Two Hub Kits

Reviews

There are no reviews yet.

Be the first to review “6000 lb Idler Hub, 8 on 8 Bolt Pattern”

Additional information

Weight 19.3 lbs
Dimensions 10 × 9 × 5 in
Quantity: No selection

One Hub Kit, Two Hub Kits

Product Brand

TowParts.com delivers top-quality trailer and RV parts with fast, reliable service and expert support. With fair prices, an easy shopping experience, and accurate information, we guarantee a hassle-free process from order to delivery.

Our Guarantee

• Customer-Centric Service
• Integrity & Transparency
• Quality Assurance
• Reliable Fulfillment

SHOP

QUICK ACCESS

©2024 Towparts.com | All Rights Reserved

What you need to know before ordering

Simple Instructions for Measuring a Trailer Hub and Drum Bolt Pattern and Other Considerations Before Purchasing a Replacement

Part 1: Measuring the Bolt Pattern

Understanding your trailer’s bolt pattern is crucial when selecting a replacement hub and drum. Here’s how to measure it:

Step 1: Identify the Number of Lug Holes

• Count the Lug Holes: Determine how many bolt holes (lugs) are on your hub or wheel. Common configurations are 4, 5, 6, or 8 lug holes.

Step 2: Measure the Bolt Circle Diameter (BCD)

The method to measure the bolt circle diameter varies depending on whether you have an even or odd number of lugs.

For Hubs with an Even Number of Lugs (4, 6, 8 lugs):

1. Measure Across the Center:

• Place a ruler or measuring tape over the center of the hub.

• Measure from the center of one lug hole directly across the hub to the center of the opposite lug hole.

2. Record the Measurement:

• This distance is your bolt circle diameter.

Example: If the distance between opposite lug holes is 4 inches, your bolt pattern is “4 on 4” (4 lugs on a 4-inch circle).

For Hubs with an Odd Number of Lugs (5 lugs):

1. Measure from Center to Outer Edge:

• Measure from the center of one lug hole to the outer edge of a lug hole that is directly across from it (skipping one lug hole in between).

2. Alternatively, Use the Chord Measurement Method:

• Measure the Distance (D) between two adjacent lug holes (center to center).

• Use a Multiplier: Multiply this distance by 1.7012 to calculate the bolt circle diameter.

text{Bolt Circle Diameter (BCD)} = D times 1.7012

3. Record the Measurement:

• Round to the nearest common bolt pattern size (e.g., 4.5 inches, 5 inches).

Example: If the distance between adjacent lug holes is 2.75 inches:

text{BCD} = 2.75” times 1.7012 approx 4.68”

This approximates a 5 on 4.5” bolt pattern.

Step 3: Determine the Bolt Pattern Notation

• Express the Bolt Pattern: Use the format “[Number of Lugs] on [Bolt Circle Diameter]”.

Examples:

• “4 on 4” means 4 lugs on a 4-inch circle.

• “5 on 4.5” means 5 lugs on a 4.5-inch circle.

Part 2: Other Important Considerations Before Purchasing a Replacement Hub and Drum

To ensure safety and compatibility, consider the following factors before buying a replacement hub and drum:

1. Axle Capacity

• Know Your Axle Rating: Check your trailer’s axle weight capacity (e.g., 2,000 lbs, 3,500 lbs).

• Match the Hub and Drum: Purchase a hub and drum assembly rated for the same capacity.

2. Spindle Type and Bearing Sizes

• Identify Spindle Type: Determine if you have a straight or tapered spindle.

• Check Bearing Numbers:

• Remove the hub to access the bearings.

• Look for part numbers stamped on the bearings (e.g., L44649, L68149).

• Measure Bearings if Needed:

• Inner Bearing ID: Diameter of the inner bearing opening.

• Outer Bearing ID: Diameter of the outer bearing opening.

• Ensure Compatibility: The new hub must accommodate the same bearing sizes.

3. Grease Seal Size

• Check Seal Numbers: Look for part numbers on the grease seal.

• Measure if Unmarked:

• Inner Diameter (ID): Diameter where the seal fits over the spindle.

• Outer Diameter (OD): Diameter where the seal fits into the hub.

• Match Seal Size: The new grease seal must match these dimensions to prevent leaks.

4. Brake Type and Compatibility

• Determine Hub Type Needed:

• Idler Hub: For trailers without brakes.

• Hub and Drum Assembly: For trailers with drum brakes.

• Brake Size Compatibility:

• Ensure the drum matches your brake assemblies (common sizes are 7”, 10”, 12”).

• Check Brake Hardware:

• Verify that the hub is compatible with your existing brake components.

5. Wheel Compatibility

• Confirm Bolt Pattern: Ensure the new hub’s bolt pattern matches your wheel.

• Check Wheel Stud Size:

• Common stud sizes are 1/2”-20 or 9/16”-18 threads.

• Center Bore and Offset:

• Make sure the hub’s center bore fits your wheel.

• Consider wheel offset if applicable.

6. Spindle Type: EZ-Lube vs. Standard

• Identify Spindle Type:

• EZ-Lube Spindle: Has a grease fitting on the end for easy lubrication.

• Standard Spindle: Requires manual greasing.

• Select Compatible Components:

• Choose hubs and dust caps designed for your spindle type.

7. Material and Finish

• Environmental Considerations:

• For marine or coastal use, consider galvanized or stainless steel hubs to resist corrosion.

• Durability:

• Quality materials extend the life of your hub and drum.

8. Tools and Supplies Needed

• Essential Tools:

• Wrenches or sockets for lug nuts and spindle nuts.

• Torque wrench for proper tightening.

• Pliers or cutters for cotter pins.

• Supplies:

• High-temperature wheel bearing grease (if not pre-greased).

• Grease gun (for EZ-Lube spindles).

• Safety equipment (gloves, eye protection).

9. Installation Tips

• Proper Torque:

• Follow manufacturer specifications for tightening lug nuts and spindle nuts.

• Safety Checks:

• After installation, check for proper wheel rotation and absence of play.

• Regular Maintenance:

• Periodically inspect and grease bearings to extend the life of your hubs.

10. Consult Manufacturer Specifications

• Owner’s Manual:

• Review your trailer’s manual for specific requirements.

• Professional Advice:

• If unsure, consult with a trailer technician or dealer.

By carefully measuring your bolt pattern and considering these factors, you’ll ensure that you purchase the correct replacement hub and drum for your trailer, leading to safe and reliable performance on the road.