Removing the Hub and Bearings
Remove Dust Cap
Remove Cotter Pin, Nut and Washer
Pull Hub Off Spindle
Remove Outer Bearings
Remove Grease Seal
Remove Inner Bearing
Clean Parts
Outer Bearings
| Specification | Details | |
|---|---|---|
| Make/Model | Koyo L44648 | |
| ID | 27 mm | 1.063" or 1-1/16" |
| OD | 45.5 mm | ~ 1.791" |
| Width (Thickness) | 14.7 mm | 0.579" |
| Hub Opening | 50 mm | 2" |
Replaced by L44649 ?
Inner Bearing
https://koyo.jtekt.co.jp/en/products/detail/?pno=LM48548/10
| Specification | Details | |
|---|---|---|
| Make/Model | Koyo LM48548 | |
| ID | 34.925 mm | 1.38" |
| OD | 65.088 mm | 2.56" |
| Width (Thickness) | 18.034 mm | 0.71" |
Grease Seal
| Specification | Details | |
|---|---|---|
| Make/Model | Dexter 010-004-00 | |
| ID | ||
| OD |
Replacement Parts
| Part | Picture | Description | URL |
|---|---|---|---|
| Bel-Ray Waterproof Grease |
| Bel-Ray Waterproof Grease is the legendary high-performance, multi-purpose grease. Superior water resistance, even in salt water, will ensure continued sealing and protection. Perfect for wheel bearings, headsets, shock linkages, swing arm pivots and other motorcycle, ATV, snowmobile and marine chassis lubrication points. Due to its aluminum complex formula, it won’t melt or run out. Enhanced mechanical stability and special anti-wear additives protect and lubricate bearings for improved performance. NLGI Grade 2 | https://www.amazon.ca/dp/B0045L75M6?psc=1&ref=ppx_yo2ov_dt_b_product_details |
| Trailer Hub Kit |
| iBroPrat 2 Sets Trailer Hub Kit 5 Bolt 4.5, Trailer Axle Kit for 3500 lb 5 Lug Trailer Hub with Extra Dust Cap and Rubber Plug For trailer idler hub 5 on 4-1/2" for 3,500 lbs trailer axle. Fits 1-1/16'' to 1-3/8" Trailer Axles 3500lb #84 Spindle.
Inner Bearing: L68149 Outer Bearing : L44649 | https://www.amazon.ca/dp/B0BJ8ZVVD1?psc=1&ref=ppx_yo2ov_dt_b_product_details |
Packing the Bearings
I decided to buy a new hub kit since my old hub was kinda rusty and not as nice looking. The new hub kit with bearings was only $109 CA + Tax.
Start by packing grease into the inner and outer bearings
Install Inner Bearing
Install Bearing Seal
Grease spindle
Insert Hub on Spindle
Install Outer Bearing, Washer and Spindle Nut
Tighten and Loosen Nut and Install Cotter Pin
Add Grease
Install Dust Cap
References
| Reference | URL |
|---|---|
| How To Repack Trailer Wheel Bearings | https://www.youtube.com/watch?v=mVtokwZuetI |
| TRAILER HUBS AND WHEEL BEARING REPLACEMENT GUIDE | https://www.youtube.com/watch?v=YJNz5F8fRtA |
| The Boler Project - Ep 2 - How to Check the Wheel Bearings | https://www.youtube.com/watch?v=ORrfjC-qFJY&t=6s |
| Changing the Bearings Procedure | https://www.boler.ca/2018/04/17/wheel-bearings/ |
| Bearing Buddy Installation | https://www.youtube.com/watch?v=L8YLtX9rSE4 |