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Parts / International

55-932

Published specs for 55-932. Compare them with the spring in hand, then ask about price, stock, or fit.

  • Application: TRUCK.
  • OEM reference: 539559C91.
  • Measure the spring in hand before sending the request.

Technical record

Part numbers, specs, and how to ask about this part.

Use these published details to compare the spring in hand and ask about the right part.

Catalog status

Active catalog

Position

Front

Spring group

Multi-leaf

Spring stage

Single stage

Leaf count

8

A-side length (La)

25"

B-side length (Lb)

29"

Camber / free arch (C)

4-1/4"

Eye Diameter (Ø Eye)

1-1/4" both eyes

Width / thickness (W)

Width 3" · Thickness 7/16"

Part details

Part numbers and reference numbers.

Start here, then compare the spring in hand.

SRI number
55-932
Catalog status
Active catalog
OEM references
539559C91

These reference numbers help you check the listing. The guide below is only a general measuring guide for the spring in hand.

Cart or quote

Choose the right buying path.

Add this part to the cart. If it is ready now, checkout handles it. If APM needs to check it, we reply by email.

  • Part number: 55-932
  • Catalog status: Active catalog
  • Vehicle shown: International TRUCK
  • Spring group: Multi-leaf
  • Spring stage: Single stage
  • Ready-now parts: create an account or sign in to see price and checkout.
  • Parts to check: APM keeps them in the cart and replies by email.

APM Direct

Add this part to APM Direct.

Availability

APM will check this part before quoting.

Ask availability APM will confirm stock and timing.
APM will check availability Add it and APM will reply with price and timing

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How APM Direct works

  1. Ready parts can go to checkout after login.
  2. Parts APM needs to check stay with APM.
  3. APM replies by email.

Direct email opens your email app, sends to ask@mrapmusa.com, and includes the page link and specs shown above. Ready to buy? Create an account or sign in.

Page URL https://shopify-staging.mrapmusa.com/parts/international/55-932/

Measurement guide

Measure the spring in hand.

Use this as a field guide for the spring you removed. It is not a factory print for this part.

Multi-leaf single-stage spring measurement guide with labeled measuring points.

Selected diagram · Multi-leaf single-stage spring diagram

Multi-leaf single-stage spring diagram

Use this diagram as a measurement guide. Match the letters below against 55-932. This is not a factory print.

FL

Full spring length reference shown on the diagram

La

A-side eye center to center bolt

Lb

B-side eye center to center bolt

C

Camber / free arch at the center bolt

Ø Eye

Spring eye diameter

W

Spring pack width; confirm thickness from the material-size row

Leaves

Main leaf count in the spring pack; source field #L

La A-side length
25" Measure from the front eye center to the center bolt.
Lb B-side length
29" Measure from the rear eye center to the center bolt. Source length pair.
C Camber / free arch
4-1/4" Measure vertically at the center bolt from the eye-center line to the spring pack.
Ø Eye Eye Diameter
1-1/4" both eyes Check the spring eye diameter at both ends.
W Width / thickness
Width 3" · Thickness 7/16" Match the Width value to the W callout, then confirm the listed thickness value or stack.
Leaf count
8 leaves Count the main leaves in the pack and compare the spring layout.

Before you send it

Check the basics first.

  • Check this part number against the spring tag, old invoice, or service record for International TRUCK.
  • Measure the length marks on the removed spring: La / a-side length: 25"; Lb / b-side length: 29".
  • Check the hardware marks: Ø Eye / eye diameter: 1-1/4" both eyes.
  • Confirm the secondary checks: C / camber / free arch: 4-1/4"; W / width / thickness: Width 3" · Thickness 7/16"; leaf count: 8 leaves.
  • Vehicle name and OEM numbers narrow the search. They do not confirm fit by themselves.