Product Overview

The 7156131 Arm Cylinder Seal Kit is an aftermarket hydraulic cylinder reseal package for Bobcat compact excavators. It is independently cross-referenced for the arm (dipper) cylinder of the Bobcat 331, 331E, 334, and 430, matching OEM cylinder numbers 7156131 and 7166446 and cross-referencing to 7162062. DJF Seals supplies this kit factory-direct to repair shops, Bobcat parts dealers, and rental fleet maintenance programs at wholesale pricing.

Verified Application

• Machine: Bobcat 331, 331E, 334, 430 compact excavators.
• Cylinder position: Arm (dipper) cylinder.
• OEM cylinder numbers: 7156131, 7166446.
• Cross reference: 7162062.
• Measured application (per aftermarket technical listings): 1-1/2″ rod × 2-3/4″ bore (2.75 in bore × 1.50 in rod).

Replacement Scope

This kit provides the sealing components required to reseal the arm cylinder of the covered Bobcat excavator models. It is supplied as a complete arm cylinder reseal package; the exact component configuration can be confirmed with our export team.

Fitment Verification

The following independent sources were reviewed and agree: AIC Replacement Parts lists the kit for Bobcat 331, 331E, 334, 430 (cylinder 7156131, 7166446) with 1-1/2″ rod and 2-3/4″ bore; Hydraulic Cylinders Inc. describes the kit as rebuilding Bobcat cylinder 7156131 measuring 2.75 in bore × 1.50 in rod; XtremeCylinders lists Bobcat hydraulic cylinder 7156131 for the 430 excavator; multiple eBay and Amazon listings confirm the same model coverage and cross references (7162062, 7166446).

Factory Inspection & Packing

Each 7156131 kit is checked against its packing list before dispatch to confirm all sealing components are present and free of visible defects. Kits are sealed in labeled poly bags and packed in export-grade cartons to protect the seals during international shipping.

Wholesale Ordering

DJF Seals is a manufacturer, so you buy factory-direct. Send your order quantity and shipping destination to [email protected] or [email protected] and our export team will respond with a quotation. Custom packaging and private-label options are available for distributors.

MOQ

MOQ: 5 kits.

FAQ

Q: What is the MOQ for the 7156131 seal kit?

A: MOQ: 5 kits.

Q: Which Bobcat models does this kit fit?

A: It is cross-referenced for the arm cylinder of the Bobcat 331, 331E, 334, and 430 compact excavators (cylinders 7156131 and 7166446; cross reference 7162062).

Q: Can you confirm the kit before I order?

A: Yes. Send us your machine serial number and cylinder part number, and we will confirm the correct kit before you order.

Q: Do you have other Bobcat excavator seal kits?

A: Yes. We manufacture thousands of hydraulic cylinder seal kits for construction machinery. Send us the part number you need and we will confirm stock and pricing.