Genie

SEAL KIT,S40 EXT.CYL.(35459)

$252.37
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SKU:
37497GT-Genie
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The Genie 37497GT Seal Kit is a genuine OEM seal kit designed for the extension cylinder (35459) on Genie S-40 and S-45 telescopic boom lifts. As a direct OEM replacement, this kit is manufactured to the same specifications as the original seals, ensuring a correct, trouble-free installation. Cross-reference part number 37497GT against your machine's parts manual to confirm this is the right kit for your unit before ordering.

Key Features

  • OEM-Grade Seal Materials — Genuine Genie seals meet the original material and dimensional specs for the extension cylinder, helping maintain proper compression and fluid retention.
  • Cylinder-Specific Kit — Engineered specifically for the S-40 extension cylinder (35459), so every seal in the kit corresponds to a known position in that cylinder assembly.
  • Confirmed Fitment — Fits Genie S-40 and S-45 telescopic boom lifts; verify against your serial number and parts manual before ordering.
  • Restore Full Extension Performance — Worn or leaking cylinder seals cause the boom to lose extension force and holding capacity; a fresh seal kit restores consistent, dependable cylinder travel.
  • Safety-Critical Replacement — Extension cylinder integrity is directly tied to boom positioning and load holding on aerial lifts; using the correct OEM seal kit supports safe, compliant operation.

The extension cylinder on a telescopic boom lift is responsible for pushing the boom sections outward to reach working height and holding that position under load. The seals within the cylinder keep fluid contained, maintain pressure, and prevent the cylinder from drifting or retracting unexpectedly. When these seals wear, crack, or begin to weep fluid, the cylinder loses holding force and extension becomes unreliable — signs that a seal kit replacement is overdue. Rebuilding the cylinder with the Genie 37497GT Seal Kit restores the original sealing performance and puts the boom back in safe working order.

Part Details

Part Number37497GT
BrandGenie
Part TypeGenuine OEM
DescriptionSeal Kit, S40 Extension Cylinder (35459)

Compatibility & Fitment

Name Model
S-40 S-40
S-45 S-45

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.