This trailer hub does not include a Zerk fitting, unlike item 572071, which is equipped with one. A Zerk fitting is designed to allow the user to grease the wheel bearings or the spindle area without needing to disassemble the hub.
Ultra-Tow High Speed Trailer Hub, 6 on 5 1/2in., 2750-Lb. Capacity, Single

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Shipping:
Free shipping (lower 48 states) - Available nowStore Pickup:
Out of stock at Fredericksburg VA
- High speed marine grade hubs
- High quality cast iron construction
- Dust cap installation tool
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Description
Key Specs
Reviews
Q & A
Warranty
Compare
Product Summary
What's Included
- (1) Hub assembly with bearing cup, studs, bearings and seal installed (1) Dust cap (1) Dust cap installation tool (1) Cotter pin (6) Lug nuts (2) Seals
Downloads

Features + Benefits
- High speed marine grade hubs
- High quality cast iron construction
- Dust cap installation tool
Key Specs
| Attribute | Specification |
|---|---|
item# | 57207 |
Brand | Ultra-Tow |
Manufacturer's Warranty | 2 year limited warranty |
Ship Weight | 14.15 LB |
Studs (qty.) | 6 |
Bolt Circle Pattern | 5.5 in |
| Attribute | Specification |
|---|---|
Weight Capacity Each | 2,750 lb |
Seal Size ID | 1.75 in |
Bearing Size ID | 1-3/4 in |
Bearing Size OD | 1-1/4 in |
Spindle Size | 2.25 in |
Reviews
Questions & Answers
Questions
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· 10 months ago
How is this hub Item# 57207 different from hub Item# 572071
1 answer-
UltraTowExpert12· 10 months ago
Helpful?
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· 3 years ago
Are the bearings and inner seal included?
1 answer-
UltraTowExpert12· 3 years ago
This hub does include bearings and an inner seal.
Helpful?
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· 3 years ago
Any idea width of entire hub from edge to edge , want to make sure it fits on my distance spindle
1 answer-
UltraTowExpert12· 3 years ago
The measurement from the outside of one bearing to the outside of the other bearing is 4". The measurement from the actual outside, hub end to hub end is 4-5/8".
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· 4 years ago
Can these be used on a boat trailer.
1 answer-
UltraTowExpert11· 4 years ago
The trailer hubs are marine grade.
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· 5 years ago
What is the required minimum diameter of the center wheel opening to fit these hubs? Thank you!
1 answer-
UltraTowExpert11· 3 years ago
The center hole wheel opening is 3.46" in diameter.
Helpful?
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· 8 years ago
Bearings
Is the outer bearing an LM67048 or a 15123?
1 answer-
UltraTowExpert11· 3 years ago
The outer bearing on the hub is a model number RT15123. We do not carry a replacement bearing kit for this hub.
Helpful?
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· 13 years ago
Hub Dimensions
What is the dimension (distance) from the face of the inner bearing - to - the wheel mounting surface?
The inner bearing face would be where it meets the shoulder of the spindle.
1 answer-
UltraTowExpert11· 13 years ago
This hub features an estimated distance of 1-3/8" from the face of the inner bearing to the wheel mounting surface.
Helpful?
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· 14 years ago
which type of wheel fits this hub (item #)?
1 answer-
UltraTowExpert11· 3 years ago
The high speed hub will work with a 6 bolt wheel with a 5-1/2 inch bolt circle. The wheel item number 121281 or the tire/wheel assembly item number 13963 will work with this hub.
Helpful?
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· 15 years ago
what kind of spindle will i use for this kind of hub?
or do you guys offer the spindle for the hub
1 answer-
UltraTowExpert11· 3 years ago
The hub will require a spindle with an 1 1/4" outer bearing, 1 3/4" inner bearing, and a 2.13" or 2.25" seal. The item number 12199 spindle will work with the hub.
Helpful?
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Warranty
Manufacturer's Warranty
2 year limited warranty
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Specifications
6
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5
4
5.5 in
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4.5 in
4 in
2,750 lb
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1,350 lb
1,350 lb
1.75 in
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1.25 in
1.25 in
1-3/4 in
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1-1/16 in
1-1/16 in
1-1/4 in
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1-1/16 in
1-1/16 in
2.25 in
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1.5 in
1.5 in
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2
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1.5 in
1.5 in
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Ultra-Tow High Speed Trailer Hub, 6 on 5 1/2in., 2750-Lb. Capacity, Single
Item # 57207
Order today to get this price.



