
WE-270061 Seal Kit for Wesco CPI Pallet Jack Hydraulic Unit
SKU: WE 270061
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Product Description
The WE-270061 hydraulic seal kit fits Wesco CPI pallet jacks, including models 272655 to 272660 and some other CPI variants. This OEM-equivalent kit stops leaks, restores lifting performance, and extends service life at a lower cost than replacing the hydraulic unit.
The kit includes:
Wiper – (WE A327)
O-Ring – (WE A326)
U-Cup – (WE A325)
O-Ring – (WE A331)
Wiper – (WE A304)
U-Cup – (WE A305)
Seal Washer – (WE A323)

Cross References
This Wesco seal kit can also be found under the following part numbers:
Product Specifications
The specifications of this seal kit are mentioned below.
Features of this Product
Kit includes all seals, O-rings, wipers, and gaskets to rebuild the hydraulic unit fully.
Fits Wesco CPI pallet jack models 272655–272660 and related units.
Made from OEM-quality rubber and polyurethane for durability and oil resistance.
Restores lifting power by stopping internal leaks and preventing drift under load.
Fixes external oil leaks with new sealing washers and O-rings.
Precision-made seals ensure a precise fit for optimal pressure and performance.
Extends pallet jack life at a fraction of the cost of a new unit.
Warranty Information
It comes with a 1-year limited warranty. If any seal in the kit is found defective or fails prematurely under normal use due to a manufacturing defect, please contact us for a replacement kit or refund.
Please note that damage to the seals due to improper installation, misuse, or use in a non-compatible model is not covered.
Our Return & Refund Policy
We accept returns within 30 days if the seal kit is unused and in its original condition. Non-defective returns incur a 20% restocking fee. If we shipped the wrong item or there is a defect, we provide a full refund or exchange with no fee. See our Return & Refund Policy page for details.
Not Sure If This Seal Kit Fits Your Equipment?
We can help identify it. Feel free to reach out to us with your Jack’s model number or a photo of the hydraulic unit. Call 832-239-5393 or 1-800-210-8170, email info@palletjackson.com, or use our website’s live chat. Our team (available M-F, 9 am–6 pm EST) will verify the correct parts for your Wesco pallet jack.
Frequently Asked Questions
Q: What does “CPI” stand for in Wesco pallet jacks?
A: In Wesco pallet jacks, "CPI" stands for Cast Iron Piston. This refers to the material used for the center piston within the hydraulic pump of the pallet jack, indicating a durable and robust construction for the lifting mechanism.
Q: Is this a Wesco-manufactured kit or an aftermarket kit?
A: This is an OEM-equivalent kit, not packaged by Wesco but made to their specifications. It matches Wesco’s 270061 seal kit part number and is sourced from reputable suppliers. Quality is equal to OEM, and many customers report excellent fit and performance. It’s the correct kit for Wesco CPI jacks, backed with warranty support.
Q: Will this kit fit other brands of pallet jacks?
A: No. This kit is designed only for Wesco CPI hydraulic units. Pallet jacks from Crown, Dayton, Blue Giant, or even other Wesco series use different seals. Seal dimensions are not universal, so always match the exact part number for your jack. If you need seals for another model, we can help identify the correct kit.
Q: After installing the kit, what maintenance should I do to keep the jack working well?
A: Keep the jack clean, especially around the ram and pump area, to prevent dirt from wearing seals. Avoid overloading beyond capacity. Use the correct hydraulic oil, and in cold environments, consider lighter oil for smooth operation. Lubricate pivot points as Wesco recommends. Check oil level annually and top off if needed. With proper care, seals last for years.
Q: What type of hydraulic oil is used after installing this seal kit?
A: Wesco pallet jacks require ISO VG 32 hydraulic oil, which has a viscosity of 30 cSt at 104°F (40°C).
Frequently Bought Together
Check out our Wesco pallet jack parts catalog for more replacement parts and accessories.
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