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Fujis Seal supplies aftermarket hydraulic seal kits for excavators, backhoe loaders, wheel loaders, hydraulic breakers and other construction equipment. Customers can identify kits by OEM part number, machine model, cylinder position, rod size and bore size. We provide worldwide shipping and custom seal matching. Selected products include a 12-month quality warranty where stated on the individual product page.



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Volvo Seal Kit

Volvo Seal Kit

Komatsu Seal Kit

Komatsu Seal Kit

Caterpillar Seal Kit

Caterpillar Seal Kit

Case Seal Kit

Case Seal Kit

JCB Seal Kit

JCB Seal Kit

John Deere Seal Kits

John Deere Seal Kits

Featured collection

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87428874 Seal Kit For 590SR Super R Case Backhoe Loader Boom Cylinder 87428874 Seal Kit For 590SR Super R Case Backhoe Loader Boom Cylinder - product detail 2
87428874 Seal Kit For 590SR Super R Case Backhoe Loader Boom Cylinder
$41.26 USD $53.64 USD
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87428872 Seal Kit For Case Backhoe Loader Hydraulic Cylinder (2-1/2 X 4-1/2)
87428872 Seal Kit For Case Backhoe Loader Hydraulic Cylinder (2-1/2 X 4-1/2)
$39.20 USD $50.95 USD
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1542923C2 Seal Kit For 580 Super L Case Backhoe Loader Bucket Cylinder 1542923C2 Seal Kit For 580 Super L Case Backhoe Loader Bucket Cylinder - product detail 2
1542923C2 Seal Kit For 580 Super L Case Backhoe Loader Bucket Cylinder
$37.14 USD $48.28 USD
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87432412 Seal Kit For 590SR Super R Case Backhoe Loader Tilt Cylinder 87432412 Seal Kit For 590SR Super R Case Backhoe Loader Tilt Cylinder - product detail 2
87432412 Seal Kit For 590SR Super R Case Backhoe Loader Tilt Cylinder
$26.82 USD $34.87 USD
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87428866 Seal Kit For 590SR Super R Case Backhoe Loader Extension Cylinder 87428866 Seal Kit For 590SR Super R Case Backhoe Loader Extension Cylinder - product detail 2
87428866 Seal Kit For 590SR Super R Case Backhoe Loader Extension Cylinder
$24.76 USD $32.19 USD
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87653283 Seal Kit For 590SR Super R Tier 3 Case Backhoe Loader Stabilizer Cylinder 87653283 Seal Kit For 590SR Super R Tier 3 Case Backhoe Loader Stabilizer Cylinder - product detail 2
87653283 Seal Kit For 590SR Super R Tier 3 Case Backhoe Loader Stabilizer Cylinder
$26.82 USD $34.87 USD
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87573868 Seal Kit For 590SR Super R Tier 2 Case Backhoe Loader Clamshell Cylinder 87573868 Seal Kit For 590SR Super R Tier 2 Case Backhoe Loader Clamshell Cylinder - product detail 2
87573868 Seal Kit For 590SR Super R Tier 2 Case Backhoe Loader Clamshell Cylinder
$26.82 USD $34.87 USD
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87432407 Seal Kit For 590SR Super R Case Backhoe Loader Lift Cylinder 87432407 Seal Kit For 590SR Super R Case Backhoe Loader Lift Cylinder - product detail 2
87432407 Seal Kit For 590SR Super R Case Backhoe Loader Lift Cylinder
$30.95 USD $40.23 USD
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87428869 Seal Kit For 590SR Super R Case Backhoe Loader Bucket Cylinder 87428869 Seal Kit For 590SR Super R Case Backhoe Loader Bucket Cylinder - product detail 2
87428869 Seal Kit For 590SR Super R Case Backhoe Loader Bucket Cylinder
$33.01 USD $42.91 USD
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87428631 Seal Kit For 590SR Super R Tier 2 Case Backhoe Loader Swing Cylinder 87428631 Seal Kit For 590SR Super R Tier 2 Case Backhoe Loader Swing Cylinder - product detail 2
87428631 Seal Kit For 590SR Super R Tier 2 Case Backhoe Loader Swing Cylinder
$25.39 USD $33.01 USD
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Blog postsView all

Excavator boom, arm or stick, and bucket cylinder locations with corresponding hydraulic seal kits
Arm Cylinder

Boom vs Arm vs Bucket Cylinder Seal Kits: What Is the Difference?

Learn the difference between boom, arm (stick) and bucket cylinder seal kits, why they are not interchangeable, and how to identify the correct excavator kit.
Sep 8, 2026
Hydraulic cylinder seal failure on an excavator showing oil leakage from the rod seal
Excavator Seal Kit

Hydraulic Cylinder Seal Failure: 7 Common Causes and How to Prevent Leaks

Learn the 7 common causes of hydraulic cylinder seal failure, how to diagnose leaks, and what to check before ordering a replacement seal kit.
Sep 7, 2026
How to Measure a Hydraulic Cylinder Seal Kit: A Step-by-Step Guide
Excavator Seal Kits

How to Measure a Hydraulic Cylinder Seal Kit: A Step-by-Step Guide

Learn how to measure a hydraulic cylinder seal kit accurately, including rod, bore, groove and seal dimensions, when part numbers are unavailable.
Sep 4, 2026
Excavator hydraulic cylinder, seal kit components, technical drawing and digital caliper used for seal kit identification
Excavator Seal Kits

How to Identify the Correct Excavator Seal Kit: Model, OEM Number, Cylinder Position and Measurements

Learn how to identify the correct excavator seal kit using the machine model, cylinder position, OEM number, serial range and accurate measurements.
Sep 4, 2026
Excavator boom, arm or stick, and bucket cylinder locations with corresponding hydraulic seal kits
Arm Cylinder

Boom vs Arm vs Bucket Cylinder Seal Kits: What Is the Difference?

Learn the difference between boom, arm (stick) and bucket cylinder seal kits, why they are not interchangeable, and how to identify the correct excavator kit.
Sep 8, 2026
Hydraulic cylinder seal failure on an excavator showing oil leakage from the rod seal
Excavator Seal Kit

Hydraulic Cylinder Seal Failure: 7 Common Causes and How to Prevent Leaks

Learn the 7 common causes of hydraulic cylinder seal failure, how to diagnose leaks, and what to check before ordering a replacement seal kit.
Sep 7, 2026
How to Measure a Hydraulic Cylinder Seal Kit: A Step-by-Step Guide
Excavator Seal Kits

How to Measure a Hydraulic Cylinder Seal Kit: A Step-by-Step Guide

Learn how to measure a hydraulic cylinder seal kit accurately, including rod, bore, groove and seal dimensions, when part numbers are unavailable.
Sep 4, 2026
Excavator hydraulic cylinder, seal kit components, technical drawing and digital caliper used for seal kit identification
Excavator Seal Kits

How to Identify the Correct Excavator Seal Kit: Model, OEM Number, Cylinder Position and Measurements

Learn how to identify the correct excavator seal kit using the machine model, cylinder position, OEM number, serial range and accurate measurements.
Sep 4, 2026
The JCB seal kits are awesome! Good material for high temperature and high pressure. The packings also look great.

— Ahsan Wheed