Vendor: ATRO

Stemco K120E Replacement No Ream King Pin Kit For Eaton EFA12F4, EFA13F5 Axles

Stemco K120E Replacement No Ream King Pin Kit For Eaton EFA12F4, EFA13F5 Axles

Sku: ATRO-SKS12005
Regular price $545.59
Regular price Sale price $545.59
In Stock
2 Avaialable

Need more? Call us at 903-527-5854 and we can check our warehouse supply. Typically arrives in 1 day.

Atro Steerking SKS12005 Spiral Kit is a direct replacement for Stemco K120E. The K120E is used on Spicer/Dana/Eaton EFA12F4 12,000 pound axles, and EFA13F5 13,000 pound axles. If you are looking for a replacement for EFA12F4 or EFA13F5 axle, there's no better choice than Atro. Easy to install and constructed with high quality steel, all backed by a 3 year manufacturer warranty. 

  • King Pin Length - 9.19"
  • King Pin Outer Diameter - 1.625"
  • Warranty - 3 years

Description Part Number
 Long T-Handle SKT060L
Short T Handle SKT060S
Seal Driver SKPT120E


Description Part Number Quantity
Kinpin KP120E 2
Bushing SS120E 4
End Cap 120E 4
Bearing BRT1910-4 2
Seal Kit SL120E-CON 1
Lock Pin LP120E 2
Bolt Kit BK120E 1


OEM/Brand Cross Reference Application Notes
Automann 460.220C
Automann 460.254B
Automann 460.254E
Dana 806355
Dayton Parts 300-257
Dayton Parts 300-274
Dayton Parts K120E
Meritor R202007 Near Cross
Meritor G200267 Composite
Meritor G200269
Meritor R200267
Meritor R200269
Meritor R203039
Sampa 500.690
Spicer KPK3006
Stemco K120E Exact Cross
Stemco 50.120.05
Stemco 70.120.05
Volvo/White/GMC V1112810

Handling Time

At All Pro Truck Parts we do our best to ship same day for orders placed before 2:00pm. Same day shipment is not guaranteed. For standard UPS or USPS shipping, you will receive your package in 1 - 5 business days. Shipping price is calculated from package dimensions and weight. Calculated rates for orders will be available at checkout. Orders placed after 2:00pm CST on Fridays will not be fulfilled until the following business day, Monday morning barring a holiday.

Incorrect Shipping prices

We reserve the right to cancel any order, in the event shipping rates are calculated incorrectly at checkout. We will notify you via your provided contact information to give you the option to pay the correct amount, or allow you to cancel the order for a full refund. 

Free Shipping

Select products qualify for free shipping. Qualifying product groups can change without notice. Free shipping will be shipped via UPS Ground, USPS First Class or USPS Priority Mail.  

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USPS Domestic Shipping Services

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All Pro Truck Parts offers returns up to 30 days from the date of purchase. 

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. 

Returns on electrical items must be unopened. Electrical products that have been opened will not be accepted for return.

Additional non-returnable items:

  • Gift Cards
  • Downloadable software products
  • Items marked as special order
  • Minimizer Fenders

To Initiate a return on a purchase. Please complete the form here

Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 7 business days.

Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at

Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.

Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at and send your item to: All Pro Truck Parts, 3948 Interstate 30 W, Caddo Mills TX 75135, United States.

To return your product, you should mail your product to: All Pro Truck Parts, 3948 Interstate 30 W, Caddo Mills TX 75135, United States

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.

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