Hydraulic Cylinder Seal Kit — Excavator Boom / Arm / Bucket

Seal kit for excavator hydraulic cylinders (boom, arm, bucket). Matched by cylinder bore and part number.
Hydraulic Cylinder Seal Kit — Excavator Boom / Arm / Bucket
Hydraulic Cylinder Seal Kit — Excavator Boom / Arm / Bucket
Hydraulic Cylinder Seal Kit — Excavator Boom / Arm / Bucket
AI Search Summary

Seal kit for excavator boom, arm and bucket hydraulic cylinders. Supplied by cylinder bore size and part number to reseal rod and piston sealing. Kit contents are confirmed per order to match the cylinder.

OEM / Reference
CYL-SEAL-KIT
Available — Xi’an consolidation point · reply within 24h
Compatible with: excavator boom / arm / bucket cylinders
40+Machine brands covered
On requestSourcing on request
24hResponse time
100%Pre-shipment photo check
Four checks before you pay
The order we never skip — which is why the wrong part does not reach your site.
01
Confirm

Nameplate, OEM number and working conditions — checked against your machine, confirmed in writing before you pay.

02
Verify

Photos and video of the actual part, packed and labelled, before it leaves. What you see is what ships.

03
Prevent

Send the hour-meter reading and we log the service interval — you get a message before the next one is due.

04
Dispatch

Nothing leaves Xi’an until you reply "ok". You approve, then we ship — not the other way round.

Confirm this part for my machine
Machine model and part number are what let us confirm fitment in writing. Message is optional.
 Or chat on WhatsApp
Reply within 24h · Fitment confirmed in writing before you pay · No spam.

Overview

Fitment Note: Confirmed by cylinder bore size, machine model and part number. Send a photo of the cylinder and the old seal.
Specifications
MOQ1 Set
TypeHydraulic Cylinder Seal Kit
ShippingRail / Sea / Air
Warranty3-6 Months
ApplicationExcavator boom / arm / bucket cylinders

Hydraulic cylinder seal kit for excavator boom, arm and bucket cylinders. The kit reseals the rod and piston (dust wiper, rod seal, buffer, piston seals, wear rings) to stop external and internal leakage.

Seal kits are matched by the cylinder bore size and part number, so send the machine model, the cylinder position and the number stamped on the cylinder or the old seal. Kit contents are confirmed per order to suit the exact cylinder.

We supply the kit for repair shops, fleet owners and dealers, with rail or sea consolidation from Xi'an.

Key Features

  • Reseals rod and piston sealing
  • NBR / PU seal materials
  • Matched by cylinder bore and part number
  • Kit contents confirmed per order

Fits these machines

excavator boom arm bucket cylinders

Fits these machines

excavator boom arm bucket cylinders
Part NumberMachine ModelTypeAvailability
CYL-SEAL-KITexcavator boom / arm / bucket cylindersReplacement partIn Stock

This is a partial reference. Send your part number or machine model — we source and confirm it for you.

Part Number Cross Reference

Original (OEM)CYL-SEAL-KIT
Brand No.CYL-SEAL-KIT
What you're quietly worried about
We put it on the table and say exactly how we handle it.
ConcernImpactHow we help
Wrong part modelInstallation failure, extra costConfirmed by number, model and photos before shipment.
Unclear part numberDelays in sourcingWe identify the part from whatever info you have.
Poor qualityDowntime and complaintsStable replacement elements; every unit checked.
Slow responseProject delaysReply within 24 hours.
Many suppliersComplex procurement, higher costWide coverage, mixed orders from one source.
Shipping riskDamage or late arrivalExport packing and the right shipping method.
High MOQFinancial riskFlexible quantity — start small.
No after-salesProblems unresolvedWe stay in touch after delivery.
How we work
Every step — what you do, what we do.
01

Send your request

Send part number, machine model or photo — whatever you have.

02

Model confirmation

We confirm the correct part from your number, model and photos.

03

Quotation & details

You receive price, availability and specifications.

04

Order confirmation

We arrange preparation on the agreed terms.

05

Inspection & packing

We check the parts and send photos before dispatch.

06

Shipping & delivery

Express, air, rail or sea — with tracking after dispatch.

Frequently asked questions
What part grade do you supply?

We supply OEM-supplier, branded and quality aftermarket replacement parts built to match OEM specifications. OEM numbers are shown for reference only.

Will this fit my machine?

Contact us to confirm machine compatibility — send your machine model and serial number, and we verify fitment before you pay.

What is the warranty?

3-12 months depending on part type; common-rail injectors 3-6 months subject to correct installation.

How long does shipping take?

Parts are sourced to order and consolidated in Xi\u2019an; consolidation and dispatch usually 2-5 business days depending on availability, then 7-15 days to most countries via DHL / FedEx / sea / rail. Confirmed per line in the quotation.

Do you offer pre-shipment verification?

Yes — we send photos and videos of your part for approval before dispatch.

Find the right part in 3 ways
By Part Number
By Machine Model
By Photo
Best for traders — you already have the number
Best for workshops — you know the machine
Best for site teams — only a nameplate photo
Not sure which one to send? Just share whatever you have.
Why buyers trust us
Each concern answered with a specific action.
01
Same series, different machine — different part.
We confirm by part number, model and photos before shipment.
02
Waiting days for a price loses the deal.
Quotation and model confirmation within 24 hours.
03
Cheap parts fail and cause downtime.
Every unit checked; stable replacement-grade parts.
04
Photos online are often copied.
We send real inspection & packing photos before dispatch.
05
High minimums tie up cash.
Start small and scale up — mixed orders supported.
06
Damage or late delivery.
Proper packing; express, air, rail or sea with tracking.
07
The supplier disappears after payment.
One contact stays with you for installation and use.
08
Buying from China feels like a gamble.
Transparency and accountable English/Russian support.

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