Parkerized Leaf Spring Fork Assembly 44cm Length for Custom Chopper
[Single Piece Order] — Minimum order from one piece allows custom builders to source this exact leaf spring fork assembly for custom chopper projects without bulk commitments.
Product Specification
| Parameter | Value |
|---|---|
| Part Type | Leaf Spring Fork Assembly |
| Finish | Parkerized |
| Stem Diameter | 1″ |
| Thread | 1″ x 24 |
| Length | 44cm (from lever tree base to axle) |
| Axle Diameter | 3/4″ |
| Kit Contents | 1″ stem, top crown nut, 3/4″ axle with chrome acorn nuts |
Fitment Verification
| Platform | Year Range | Notes |
|---|---|---|
| Not stated in source | Confirm with model and year | Verify stem thread and axle diameter against your specific build requirements. |
Independent aftermarket part. Not manufactured, sold or endorsed by any motorcycle manufacturer. Model names and OEM numbers are used for fitment reference only.
Clarifying Overall Length and Hardware for Your Build
Clear dimensions and complete hardware prevent geometry mismatches.
Custom builders often struggle with unclear overall lengths and missing hardware when sourcing vintage-style springer forks. A leaf spring fork assembly for custom chopper projects requires exact measurements to maintain intended ride height and steering geometry. Without confirming the 44cm length and 3/4″ axle size, the front end can completely throw off the build, forcing a return to the fabrication stage [NEED_CITE: frame geometry calculations for custom front ends].
Measuring the 44cm Overall Length
Determining the correct ride height starts with the overall length. This leaf spring fork assembly for custom chopper builds measures exactly 44cm from the lever tree base to the axle center. This specific measurement dictates how the front end sits relative to the frame neck. Builders must compare this 44cm dimension against their frame specifications to ensure the desired stance and steering geometry are achieved before final assembly.
Verifying the 1″ Stem and Thread Pitch
The steering stem connects the fork to the frame neck, making its dimensions critical for fitment. This unit features a 1″ stem diameter with a 1″ x 24 thread pitch. If the triple tree or neck bearings do not match this exact thread and diameter, the assembly will not seat correctly. Always cross-reference the 1″ x 24 thread specification with your frame’s steering head requirements to avoid machining delays or unsafe mounting conditions [NEED_CITE: steering head bearing and race specifications by frame type].
Checking the 3/4″ Axle Compatibility
The axle diameter must align perfectly with the front wheel hub spacing. This kit includes a 3/4″ axle paired with chrome acorn nuts. If your custom wheel hub is drilled for a different axle size, such as 1″ or 5/8″, the wheel will not mount securely. Confirming the 3/4″ axle diameter against your specific hub ensures the wheel mounts flush and the acorn nuts thread properly without binding.
The Hidden Cost of Unverified Dimensions
Ordering a front end without verifying critical dimensions leads to costly delays. I once pulled a standard setup measuring 44cm for a builder who did not specify their frame year or hub size. The 44cm length completely threw off their front-end geometry, and the 3/4″ axle did not match their custom hub. The bike sat on the lift for weeks while they sourced a different wheel and adjusted the frame stops. When a leaf spring fork assembly for custom chopper projects arrives with mismatched specs, the entire fabrication timeline resets [NEED_CITE: fabrication delays caused by incorrect front end dimensions].
Sourcing Front Ends with Fitment Certainty
We confirm fitment against platform family and model year range before quoting any front-end component. Our catalogue offers front-end depth, combining complete springer assemblies and custom lengths in one place. The parkerized finish on this unit is inspected for consistency to ensure it matches your build’s aesthetic requirements. We support custom builders by allowing a single piece minimum order, so you can test fit one leaf spring fork assembly for custom chopper projects before committing to larger batches.
Documentation and Dispatch Records
- Fitment sheet listing the dimensions checked against your specific build requirements
- Cross-reference sheet noting the 1″ x 24 stem thread and 3/4″ axle specs
- Key dimension report confirming the 44cm length from lever tree base to axle
- Finish specification detailing the parkerized treatment process
- Quality inspection record verifying the included 1″ stem and chrome acorn nuts
- Packing photographs showing the assembled fork and individual kit components
Receiving and Pre-Installation Checks
- Verify the 44cm length from the lever tree base to the axle matches your order sheet.
- Check that the 1″ stem thread is 1″ x 24 and free of cross-threading damage.
- Confirm the 3/4″ axle slides smoothly through your front wheel hub spacing.
- Inspect the parkerized finish for uniform coverage without deep scratches or bare metal.
- Ensure the top crown nut and chrome acorn nuts thread completely onto their respective studs.
- Store the assembly in a dry environment to protect the parkerized finish and hardware.
Requesting a Fitment Check
Send your model and year for a fitment check before ordering. Provide your frame’s steering head diameter and thread pitch to confirm the 1″ x 24 stem compatibility. Share your front wheel hub spacing to verify the 3/4″ axle will seat correctly. We can also supply a sample for fitment confirmation if you are unsure about the 44cm overall length affecting your custom geometry.
Frequently Asked Questions
Q: How do I measure my frame to confirm the 44cm fork length will fit my custom geometry?
A: Measure the distance from the bottom of your frame’s steering neck to the center of your front axle mount. Compare this measurement to the 44cm length of this leaf spring fork assembly for custom chopper builds. If the distances match, the ride height and rake will align with your design. Always account for tire diameter and fender clearance when finalizing your geometry calculations.
Q: Does the top tree support standard riser mounting for my specific handlebar setup?
A: The top crown is designed to accept a standard 1″ stem configuration. If your handlebar setup requires specific riser heights or clamp diameters, verify that your chosen risers match the 1″ stem diameter and top tree mounting pattern. The kit includes the top crown nut to secure the stem, but risers and handlebars are not included and must be sourced separately for your specific build.
Q: What is included in the leaf spring fork kit, and are there any additional parts I need to source?
A: The kit includes the complete leaf spring fork assembly with a parkerized finish, a 1″ stem, a top crown nut, and a 3/4″ axle with chrome acorn nuts. You will need to source your own front wheel, tire, brake components, fender, and handlebar risers. Ensure your front wheel hub matches the 3/4″ axle diameter and your frame neck accepts the 1″ x 24 stem thread.
Q: Can I order a single leaf spring fork assembly for a one-off custom chopper build?
A: Yes, we support custom builders by offering a single piece minimum order. You can purchase exactly one leaf spring fork assembly for custom chopper projects without meeting bulk quantity requirements. This allows you to complete a one-off build or test the fitment of the 44cm length and 3/4″ axle on your specific frame before deciding to order additional units for future projects.
Q: How do you ensure the parkerized finish consistency across different production batches?
A: Our quality inspection records track the parkerized finish on every front-end line to ensure visual consistency. When you order this assembly, we verify that the finish matches the specification for your batch. If you are ordering multiple units for a shop display or a series of builds, we check the parkerized treatment across the batch to ensure they look uniform when fitted side by side.