For the trucks that keep America moving

Call APM USA Call APM USA 1-877-587-9888
USA Leaf springs and part numbers for trucks and trailers.
0 APM Direct Checkout or APM check. Start with APM Direct Log in Create account

For the trucks that keep America moving

1-877-587-9888

Sutphen parts

01 / Search
Start with the part number, OEM reference, or application text you already have.
02 / Narrow
Use the filters to keep the closest matches on screen.
03 / Check
Open the part page for measurements, references, and a way to ask APM USA.

Matching parts

Sutphen part pages in catalog

Split into 1 browse section. Open the part page when the fit looks close.

14 shown records need APM review before we treat them as current catalog parts.

Part groups1
Part pages14
Engineering14

Browse section

Multi-leaf

Use the part pages below. There is no separate family page for this group.

14 part pages

This section only

  1. 41-302

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    14 leaves
    A-side length (La)
    21-9/32"
    B-side length (Lb)
    21-9/32"
    Camber / free arch (C)
    5-1/4"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  2. 41-303

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    12 leaves
    A-side length (La)
    21-17/32"
    B-side length (Lb)
    21-17/32"
    Camber / free arch (C)
    5-5/16"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  3. 41-304

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    11 leaves
    A-side length (La)
    21-15/32"
    B-side length (Lb)
    21-15/32"
    Camber / free arch (C)
    5-3/8"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  4. 41-306

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Progressive
    Leaf count
    10 leaves
    A-side length (La)
    21-9/32"
    B-side length (Lb)
    21-9/32"
    Camber / free arch (C)
    5-3/8"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  5. 41-308

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 2 OEM references

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    13 leaves
    A-side length (La)
    21-1/8"
    B-side length (Lb)
    21-1/8"
    Camber / free arch (C)
    5-1/4"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  6. 41-310

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 2 OEM references

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    10 leaves
    A-side length (La)
    21-1/8"
    B-side length (Lb)
    21-1/8"
    Camber / free arch (C)
    5-5/16"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  7. 41-312

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    11 leaves
    A-side length (La)
    21-1/8"
    B-side length (Lb)
    21-1/8"
    Camber / free arch (C)
    5-5/16"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  8. 41-314

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    15 leaves
    A-side length (La)
    21-17/32"
    B-side length (Lb)
    21-17/32"
    Camber / free arch (C)
    5-5/16"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  9. 41-316

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Single stage
    Leaf count
    12 leaves
    A-side length (La)
    21-17/32"
    B-side length (Lb)
    21-17/32"
    Camber / free arch (C)
    5-5/16"
    Width / thickness (W)
    3 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  10. 41-322

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Progressive
    Leaf count
    4 leaves
    A-side length (La)
    25"
    B-side length (Lb)
    29"
    Camber / free arch (C)
    3-9/16"
    Width / thickness (W)
    4 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  11. 41-338

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Progressive
    Leaf count
    3 leaves
    A-side length (La)
    26-5/16"
    B-side length (Lb)
    30-1/8"
    Camber / free arch (C)
    5-11/16"
    Width / thickness (W)
    4 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  12. 41-340

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Progressive
    Leaf count
    3 leaves
    A-side length (La)
    26-5/16"
    B-side length (Lb)
    30-1/8"
    Camber / free arch (C)
    5-5/8"
    Width / thickness (W)
    4 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  13. 41-342

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Progressive
    Leaf count
    4 leaves
    A-side length (La)
    26-5/16"
    B-side length (Lb)
    30-1/8"
    Camber / free arch (C)
    5-5/8"
    Width / thickness (W)
    4 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.

  14. 41-346

    Under development

    Sutphen

    APM USA has this part number on file. It is not marked as a current catalog part. · 1 OEM reference

    Spring group
    Multi-leaf
    Spring stage
    Progressive
    Leaf count
    4 leaves
    A-side length (La)
    26-5/16"
    B-side length (Lb)
    30-1/8"
    Camber / free arch (C)
    5-11/16"
    Width / thickness (W)
    4 width
    Part detailsOpen part page
    APM will checkCatalog is expanding.