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Sale

Grade A Tools

Chief Frame Machine Hydraulic Seal Kit - S21, EZ liner II, Classic

(5 reviews) Write a Review
$75.74
$56.10
(You save $19.64 )
SKU:
PT-CHK
UPC:
687927288461
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Description

The Replacement Chief Seal Kit rebuilds S21, EZ Liner II, EZ Liner Classic, and EZ-25 pulling tower rams, plus S21 lift rams and auxiliary rams (5-ton & 10-ton use identical seals). This package includes the critical steel slip retainer that 50–60% of Chief rams require, plus genuine OEM-spec rubber U-cup seal, steel snap ring, piston rod wiper, and two copper crush washers for a leak-free rebuild every time. The most complete aftermarket kit available.

Key Features & Compatibility:

  • Full seal kit with steel slip retainer (only available here)
  • Includes OEM-spec rubber U-cup, wiper & copper washers
  • Fits Chief 5-ton & 10-ton tower rams
  • Fits S21 lift rams & auxiliary rams
  • Fits Chief EZ Liner II, Classic & EZ-25 tower rams
  • Complete one-cylinder rebuild in one kit
  • Steel snap ring & retainer for long-term sealing
  • Does Not fit EZ-liner II & Classic lift ram 
  • Does not fit S21M frame machines
  • Free Shipping

If you have question or need assistance please contact us before purchasing

Reviews

5 Reviews

  • 5
    seal kit for s21 frame machine

    Posted by grpowers on Jul 16th 2025

    good service and product

  • 5
    seal kit

    Posted by joe di fatta on Apr 21st 2023

    everything i needed was in the kit . they were very helpful , makeing sure iam ordering the right kit thanks

  • 5
    great product and customer service

    Posted by sunnys autobody llc on Jan 11th 2023

    great experence would buy again 5 stars

  • 5
    Chief parts

    Posted by Louis S. on Jan 10th 2023

    Excellent product works as it should

  • 5
    5 stars

    Posted by alex yurchenko on Dec 12th 2022

    Pleasure to work with Thank you

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