Trailer Axle Specs - Trailer Axle Specs

Axle Type *

Torsion Axle
Spring Suspension Axle

Replacement or New Build *

Replacement Axle on Existing Trailer
New Trailer Build

Type of Trailer *

Deck Above Tires Trailer
Deck Between Tires Trailer
RV-Camper Trailer
Enclosed-Cargo Trailer
Stock-Cattle-Horse Trailer
Other (please explain)

Please Explain Trailer Type

Upgrading from Spring Suspension to Torsion ? *

Note for a NEW Trailer Build

For your Ease of Ordering - Give us a Call for Instock Axle Choices, you can use instead of Custom Ordering with Lead Times

Spring Axle Weight Capacity *

2,000 lb
3,500 lb
5,200 lb
7,000 lb
8,000 lb Hybrid (12x2 brakes)
8,000 lb
10,000 lb
12,000 lb
16,000 lb

Torsion Axle Weight Capacity *

2,000 lb
3,500 lb
6,000 lb
7,000 lb
8,000 lb Hybrid (12x2 brakes)
8,000 lb
10,000 lb
12,000 lb

Single or Dual Wheel

Single Wheel
Dual Wheel

Straight Axle Only *

Straight Axle Only

Drop or Straight Axle *

Straight Axle
4" Drop Axle

Axle Cross Tube Diameter 2k *

1-3/4" Diameter

Axle Cross Tube Diameter 3.5k *

2-3/8" Diameter (standard)
3" Diameter (Extra Charges Apply)

What size is Existing Axle Tube? *

Current Axle Tube is 2-3/8" Diameter, but want to upgrade to 3" Tube
Current Axle Tube is already 3" Diameter
N/A - New Build so don't have existing

Axle Cross Tube Diameter 5.2k, 7k, 8k *

3" Diameter

Axle Cross Tube Diameter 10k *

4" Diameter (standard)
5" Diameter (Extra Charges Apply)

Axle Cross Tube Diameter 12k, 16k *

5" Diameter

Brake or Idler Axle *

Idler Axle
Electric Brake Axle
Hydraulic Drum Brake Axle
Hydraulic DISC Brake Axle
Beam Only (no Hubs or Brakes)

Brake Size

10" x 2.25" 4-bolt Brake Assembly

Brake Size

12" x 2" 5-bolt Brake Assembly

Brake Size

12.25" x 3-3/8" 4-bolt Brake Assembly

Brake Size

12.25" x 3-3/8" 7-bolt Brake Assembly

Brake Size

12.25" x 5" 7-bolt Brake Assembly

Axle Hub Face to Hub Face Measurement (inches)(in 0.25" increments) *

The Axle Hub Face is the Face on the hub that the Wheel bolts up against / the face the studs come out of. . . . . . . . . . Assuming you are staying with the same tire size and wheel offset as you had previously.

Note for Upgrading Axles when Replacing Axles *

When upgrading Axles to a Heavier Capacity, (or when changing from Spring Suspension to Torsion) it may not be Possible to stay with your old Hub Face to Hub Face Measurement

Spring Center to Spring Center Measurement (inches)(in 0.25" increments) *

The Axle Spring Center to Spring Center is from the center of the leaf spring on one end of the axle to the center of the leaf spring on the other end of the axle

Under or Over Slung Springs (springs not included) *

UnderSlung (Springs Underneath the Axle Tube)
OverSlung (Springs On Top of the Axle Tube)

How is Torsion Axle Mounted *

Welded to Trailer Frame
Bolted Vertically to Bottom of Frame
Bolted Horizontally using Side Mount Brackets

Torsion Axle Bracket Type #9 & #10 Welded *

Low Profile InBoard Brackets
Low Profile OutBoard Brackets
1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets
3" High Profile InBoard Brackets
3" High Profile OutBoard Brackets

Torsion Axle Bracket Type #9 & #10 Vertical Bolted *

Low Profile InBoard Brackets
Low Profile OutBoard Brackets
1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets
3" High Profile InBoard Brackets
3" High Profile OutBoard Brackets

Torsion Axle Bracket Type #9 & #10 Side Mount *

Low Profile InBoard Brackets
Low Profile OutBoard Brackets
1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets
3" High Profile InBoard Brackets
3" High Profile OutBoard Brackets

Torsion Axle Bracket Type #11, #12, #13, 10k Welded *

Low Profile InBoard Brackets
Low Profile OutBoard Brackets
1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets

Torsion Axle Bracket Type #11, #12, #13, 10k Vertical Bolted *

Low Profile InBoard Brackets
Low Profile OutBoard Brackets
1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets

Torsion Axle Bracket Type #11, #12, #13, 10k Side Mount *

Low Profile InBoard Brackets
Low Profile OutBoard Brackets
1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets

Torsion Axle Bracket Type 12k Welded *

1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets

Torsion Axle Bracket Type 12k Vertical Bolted *

1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets

Torsion Axle Bracket Type 12k Side Mount *

1" High Profile InBoard Brackets
1" High Profile OutBoard Brackets

O/C to O/C of Vertical Mounting Bolts (mounting axle to bottom of frame) *

OD to OD of Torsion Axle Brackets *

*** Your ID to ID of the Trailer Side Mount Brackets should equal the same as your above answer on the OD to OD of Axle Torsion Brackets. ***

ID to ID of Torsion Axle Brackets *

*** Your OD to OD of the Trailer Side Mount Brackets should equal the same as your above answer on the ID to ID of Axle Torsion Brackets. ***

OD to OD of Trailer Frame *

Is the ID to ID Width of the Fender / Wheel Well, Wider than the OD to OD of the Trailer Frame ? *

ID to ID of Trailer Fender / Wheel Well *

Height of Trailer Frame Material (ex: 6"high channel or 4" high tubing) *

*** INFO on MEASURING BOLT PATTERNS ***

Bolt Pattern *

4-4.0 Bolt Pattern
5-4.5 Bolt Pattern

Bolt Pattern *

6-5.5 Bolt Pattern (standard)
8-6.5 Bolt Pattern 1/2"studs (not standard)

Bolt Pattern *

5-4.5 Bolt Pattern (standard)
5-5.0 Bolt Pattern
5-4.75 Bolt Pattern (uncommon)
5-5.5 Bolt Pattern (uncommon)
6-5.5 Bolt Pattern

3,500 lb 5-Bolt Idler Hubs are 6.5" in Diameter and and only fit on 10" diameter and Larger Wheels

Bolt Pattern *

8-6.5 Bolt Pattern 1/2"studs
8-6.5 Bolt Pattern 9/16"studs (standard)

Bolt Pattern *

8-6.5 Bolt Pattern 9/16"studs
8-6.5 Bolt Pattern 5/8"studs

Bolt Pattern

8-6.5 Bolt Pattern 5/8"studs

Bolt Pattern

8-275 Bolt Pattern 22mm studs

Torsion Trailing Arm Start Angle (zero weight on axle) *

22.5° Up
10° Up
0°
10° Down
22.5° Down
32° Down
45° Down

Trailing Arm Angles are when there is no weight on axle
[Trailer jacked up off the ground.]

Keep in mind that the Rubber Cords in your old torsion axle may be tired & worn and therefore the Trailing Arm may not be sitting at the Original Trailing Start Angle.
- When this is the case, Trailing Arm Angle can be determined from Fender Clearance, together with tire Diameter.

Axle Wheel Bearing Lube Type *

Standard Grease
EZ Lube Grease (Zerk in end of Spindle)
Bearing Buddy's (great option for Boat Trailers w/ Grease Fitting)

Axle Wheel Bearing Lube Type *

Standard Grease
EZ Lube Grease (Zerk in end of Spindle)
Oil Bath

Axle Wheel Bearing Lube Type *

Standard Grease
Oil Bath

How Many Axle(s) are you looking for *

1-Idler Axle
2-Idler Axles
1-Idler Axle & 1-Brake Axle
1-Brake Axle
2-Brake Axles
3-Brake Axles
Other (please explain)

Other Explanation *

Torsion Axle Mounting Needed

Side Mount Bracket Kit(s)
None Needed

Spring Suspension Axle Mounting Needed

None Needed - Axle Only
U-Bolt(s) & Ubolt Nuts Only
U-Bolt Kit(s) Only
Single Axle Complete Mounting Kit

Spring Suspension Axle Mounting Needed

None Needed - Axle Only
U-Bolt(s) & Ubolt Nuts Only
U-Bolt Kit(s) Only
Tandem Axle Complete Mounting Kit

Spring Suspension Axle Mounting Needed

None Needed - Axle Only
U-Bolt(s) & Ubolt Nuts Only
U-Bolt Kit(s) Only
Triple Axle Complete Mounting Kit

Order / Inquiry Type *

Order
Parts Quote Only w/ Shipping
Parts Only Quote
Interested in Instock Axle Choices that may work for my application

Name *

First

Last

Business Name

Email *

Phone *

Canadian Shipping Address *

Address Line 1

Address Line 2

City

State / Province / Region

Postal Code

Notes

Axle Picture Upload

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Agreement *

I, as the Inquirier &/or Purchaser take Sole Responsibility for the measurements/information entered/selected above and that I understand that there are No Returns on Special Order Axles.

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