Looking for the best excavator arm seals? Discover premium, precision-engineered seals for top brands like Bobcat, Kubota, and Komatsu—ensuring leak-free performance, durability, and hassle-free upgrades for your machine’s peak efficiency.
Excavator arm seals keep machines running strong. A perfect fit and lasting durability matter most.
Top brands like Bobcat, Kubota, and Komatsu demand precision-engineered seals. These kits ensure leak-free performance and easy upgrades.
Trust tested parts for smooth operation. Cost-effective solutions save time and boost reliability. Your machine deserves the best protection today.
List of Top 10 Excavator Arm Seals
| Image | Title | Best For | Price |
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7162062 New Excavator Arm Cylinder Seal Kit Fits Bobcat 331 331E 334 430 |
This excavator arm cylinder seal kit is perfect for Bobcat owners who need a reliable replacement part. It’s made to meet or exceed OEM standards, ensuring durable performance for models like the 331, 331E, 334, and 430. |
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YW182-95310 Seal Kit for Arm Bucket Cylinder fits Kubota Excavator Model KX41-3V |
This seal kit is perfect for Kubota KX41-3V excavator owners who need a reliable replacement for their arm bucket cylinder. It’s ideal for those seeking high-quality parts with a 6-month warranty and tested durability. |
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RONGPAS Arm Cylinder Seal Kit 7162062 compatible with Bobcat Excavator 331 331E 334 430 |
This product is perfect for Bobcat excavator owners with models 331, 331E, 334, or 430 needing a 7162062 arm cylinder seal kit. The new aftermarket kit ensures reliable performance and a precise fit for quick repairs. |
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6804603 New Excavator Cylinder Arm Seal Kit Fits Bobcat 231 331 943 + |
This product is perfect for mechanics or equipment owners fixing or maintaining Bobcat 231, 331, 943 excavators. It offers a reliable, OEM-spec seal kit with clear size details (1 3/4″ rod, 3″ bore) to verify fit before installation. |
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Excavator Seal Kit – Arm Cylinder 7161331 Fits Bobcat Models: E27 E32 E32i E34 |
This Excavator Seal Kit is perfect for Bobcat owners who need a reliable replacement for their arm cylinder. It’s easy to install and fits multiple models, saving you time and money. |
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HOLDWELL Arm Cylinder Seal Kit 991/00147 Compatible with JCB Excavator JS130 JS200 JS220 Backhoe Loader 214SM-4 |
This seal kit is perfect for JCB excavator and backhoe loader owners needing repairs. It fits JS130, JS200, JS220, and 214SM-4 models with Part Number 991/00147. |
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707-98-25110 Komatsu Excavator Arm Cylinder Seal Kit PC40-6 PC40-7 PC45-1 + |
This Komatsu Excavator Arm Cylinder Seal Kit is perfect for anyone who needs a reliable replacement for their PC40-6, PC40-7, or PC45-1 excavator. It’s easy to install and meets high standards, making it ideal for keeping your machine running smoothly. |
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Heavens Horse cylinder seal kit 7137770, Seal kit for the excavator blade cylinder and arm cylinder, several attachment cylinders, and loader lift cylinders. |
This Heavens Horse cylinder seal kit is perfect for anyone who needs to fix leaks and keep their equipment running smoothly. It’s ideal for excavators, loaders, and attachments, making it a must-have for maintenance. |
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SUMMEX 707-99-85350 Arm Cylinder Seal Kit For Komatsu PC2000-8 Excavator Parts 6 Month Warranty |
This product is perfect for excavator operators and maintenance technicians needing reliable Komatsu PC2000-8 replacement parts. It ensures easy installation, durable performance, and 6-month warranty coverage for heavy-duty equipment upkeep. |
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7161331 Replacement Seal Kit – Arm Cylinder Fits Bobcat Excavators E35i E35Z E42 |
This seal kit is perfect for Bobcat excavator owners who need to replace worn-out arm cylinder seals. It’s easy to install and fits multiple models, saving you time and hassle. |
Detailed Reviews
Expert research and customer feedback reveal top excavator arm seals that deliver unmatched reliability and precision fit. These aftermarket kits match or beat OEM standards, fitting Bobcat, Kubota, JCB, and Komatsu models with direct replacements for seamless upgrades. Cost-effective designs include complete kits—seals, wipers, O-rings—ensuring leak-proof durability and extended equipment life. Trusted by professionals and DIYers alike, these picks promise smooth operation and lasting performance—explore to find your perfect match.
1. 7162062 New Excavator Arm Cylinder Seal Kit Fits Bobcat 331 331E 334 430

The 7162062 New Excavator Arm Cylinder Seal Kit is a reliable replacement for Bobcat models 331, 331E, 334, and 430. It has a 1 1/2″ rod and a 2 3/4″ bore, ensuring a perfect fit. This kit is built to last.
This aftermarket part meets or exceeds manufacturer standards. Always verify fit before ordering, as OEM numbers are for reference only.
The Excavator Arm Cylinder Seal Kit is a cost-effective solution for your Bobcat. It’s made to perform and built to last, ensuring your machine runs smoothly. Get your replacement kit today.
| Pros | Cons |
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Perfect For:
This excavator arm cylinder seal kit is perfect for Bobcat owners who need a reliable replacement part. It’s made to meet or exceed OEM standards, ensuring durable performance for models like the 331, 331E, 334, and 430.
Ready to Purchase?
2. YW182-95310 Seal Kit for Arm Bucket Cylinder fits Kubota Excavator Model KX41-3V

This Seal Kit uses the highest quality components for lasting durability. It is pressure and computer tested to ensure top performance and comes with a 6 months unlimited warranty.
Rod diameter: 35.00 mm (1.38 inch). Bore diameter: 60.00 mm (2.36 inch). Made to fit the Kubota KX41-3V excavator precisely. These specs ensure smooth, reliable operation.
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Perfect For:
This seal kit is perfect for Kubota KX41-3V excavator owners who need a reliable replacement for their arm bucket cylinder. It’s ideal for those seeking high-quality parts with a 6-month warranty and tested durability.
Ready to Purchase?
3. RONGPAS Arm Cylinder Seal Kit 7162062 compatible with Bobcat Excavator 331 331E 334 430

Keep your Bobcat excavator running smoothly with this RONGPAS Arm Cylinder Seal Kit. It’s designed for optimal performance. Get back to work fast.
This kit is a new aftermarket part. It’s made to fit your Bobcat Excavator 331, 331E, 334, and 430.
The part number is 7162062. It’s a direct replacement for your old seals. Contact us with any questions.
| Pros | Cons |
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Perfect For:
This product is perfect for Bobcat excavator owners with models 331, 331E, 334, or 430 needing a 7162062 arm cylinder seal kit. The new aftermarket kit ensures reliable performance and a precise fit for quick repairs.
Ready to Purchase?
4. 6804603 New Excavator Cylinder Arm Seal Kit Fits Bobcat 231 331 943 +

Upgrade your excavator with this high-quality seal kit. It’s designed for a perfect fit on Bobcat models 231, 331, and 943. Get back to work fast with reliable performance.
This kit features a 1 3/4″ rod and a 3″ bore. It’s built to match or beat original part quality.
| Pros | Cons |
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Perfect For:
This product is perfect for mechanics or equipment owners fixing or maintaining Bobcat 231, 331, 943 excavators. It offers a reliable, OEM-spec seal kit with clear size details (1 3/4″ rod, 3″ bore) to verify fit before installation.
Ready to Purchase?
5. Excavator Seal Kit – Arm Cylinder 7161331 Fits Bobcat Models: E27 E32 E32i E34

Keep your Bobcat excavator running smoothly with this arm cylinder seal kit. It fits models E27, E32, E32i, E34, and more. This aftermarket replacement is a cost-effective solution.
The kit includes seals, wipers, and O-rings. It replaces part number 7161331. Always check your serial number to ensure the correct fit.
| Pros | Cons |
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Perfect For:
This Excavator Seal Kit is perfect for Bobcat owners who need a reliable replacement for their arm cylinder. It’s easy to install and fits multiple models, saving you time and money.
Ready to Purchase?
6. HOLDWELL Arm Cylinder Seal Kit 991/00147 Compatible with JCB Excavator JS130 JS200 JS220 Backhoe Loader 214SM-4

The HOLDWELL Arm Cylinder Seal Kit 991/00147 fits JCB Excavator models JS130, JS200, JS220, and Backhoe Loader 214SM-4. It includes one complete seal kit for easy arm cylinder repairs.
This kit ensures a tight, durable seal to prevent leaks and maintain performance. It’s built to match original equipment standards for reliable use.
Works with JCB machines for smooth operation. Part numbers: 991/00147, 99100147P, and others listed. Simple installation for quick fixes.
| Pros | Cons |
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Perfect For:
This seal kit is perfect for JCB excavator and backhoe loader owners needing repairs. It fits JS130, JS200, JS220, and 214SM-4 models with Part Number 991/00147.
Ready to Purchase?
7. 707-98-25110 Komatsu Excavator Arm Cylinder Seal Kit PC40-6 PC40-7 PC45-1 +

This Komatsu Excavator Arm Cylinder Seal Kit is a new replacement for PC40-6, PC40-7, and PC45-1 models. It helps keep your excavator’s arm and bucket cylinders sealed tight for smooth operation.
The OEM numbers listed are for reference only—always check fit before buying. This aftermarket seal kit is built to meet or exceed OEM standards, ensuring reliable performance.
Some images are stock photos and may not match the actual product. All OEM part numbers and logos are used for identification only. Always confirm compatibility with your machine before ordering.
| Pros | Cons |
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Perfect For:
This Komatsu Excavator Arm Cylinder Seal Kit is perfect for anyone who needs a reliable replacement for their PC40-6, PC40-7, or PC45-1 excavator. It’s easy to install and meets high standards, making it ideal for keeping your machine running smoothly.
Ready to Purchase?
8. Heavens Horse cylinder seal kit 7137770, Seal kit for the excavator blade cylinder and arm cylinder, several attachment cylinders, and loader lift cylinders.

Keep your equipment running smoothly with the Heavens Horse cylinder seal kit 7137770. This kit is designed for excavator blade and arm cylinders, as well as attachment and loader lift cylinders. It’s your go-to solution for preventing leaks.
Ensure tight seals with this comprehensive kit. It includes all the seals you need, like the wiper rod seal, O-rings, and other seals, for a complete cylinder overhaul.
Replace worn-out seals with ease. This kit makes for quick and simple replacement, helping to extend your equipment’s life and maintain peak performance.
| Pros | Cons |
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Perfect For:
This Heavens Horse cylinder seal kit is perfect for anyone who needs to fix leaks and keep their equipment running smoothly. It’s ideal for excavators, loaders, and attachments, making it a must-have for maintenance.
Ready to Purchase?
9. SUMMEX 707-99-85350 Arm Cylinder Seal Kit For Komatsu PC2000-8 Excavator Parts 6 Month Warranty

The SUMMEX 707-99-85350 Arm Cylinder Seal Kit is designed for Komatsu PC2000-8 excavators. It comes with a 6-month warranty for peace of mind.
This kit meets OE standards, ensuring easy installation and reliable performance. Always check the OE number, model, and brand before buying to avoid mistakes.
Need help? Contact us, and we’ll reply within 24 hours. Simple, clear, and fast support for you.
| Pros | Cons |
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Perfect For:
This product is perfect for excavator operators and maintenance technicians needing reliable Komatsu PC2000-8 replacement parts. It ensures easy installation, durable performance, and 6-month warranty coverage for heavy-duty equipment upkeep.
Ready to Purchase?
10. 7161331 Replacement Seal Kit – Arm Cylinder Fits Bobcat Excavators E35i E35Z E42

This Aftermarket Replacement Seal Kit fits Bobcat Excavator Arm Cylinders in models E27 to E45. It’s a direct fix for worn or damaged seals and parts.
The kit includes Seal BP, Seal Rod, Wiper Rod, Piston Nut, and O Rings. Always check your serial number to confirm compatibility with your machine.
Replaces part numbers 7161331, 6692325, and more. Designed for easy installation. Visit the Online Parts Catalog to verify fit before buying.
| Pros | Cons |
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Perfect For:
This seal kit is perfect for Bobcat excavator owners who need to replace worn-out arm cylinder seals. It’s easy to install and fits multiple models, saving you time and hassle.
Ready to Purchase?
Buying Guide
Excavator arm seals keep your machine running strong. A perfect fit and lasting durability matter most. Choose the right seal kit to save time and boost reliability.
Buying Guide for Best Excavator Arm Seals
Finding the right excavator arm seal kit ensures smooth operation and prevents leaks. Here’s what to consider:
- Compatibility: Always check if the seal kit fits your excavator model. Verify the rod diameter, bore diameter, and part number for a perfect match.
- Quality: Look for precision-engineered seals made from high-quality materials. Aftermarket parts should meet or exceed OEM standards.
- Durability: Choose kits with tested components for lasting performance. Pressure and computer testing ensure reliability under tough conditions.
- Warranty: Opt for kits with a warranty for added peace of mind. A 6-month warranty is common and shows confidence in the product.
- Cost-Effectiveness: Aftermarket kits often offer better value than OEM parts. Compare prices and features to find the best deal.
- Ease of Installation: Select kits with simple installation instructions. Some include all necessary seals, wipers, and O-rings for a complete overhaul.
- Brand Reputation: Trust top brands like Bobcat, Kubota, and Komatsu or reputable aftermarket suppliers like RONGPAS and HOLDWELL.
Engaging Experience
Choosing the right excavator arm seal kit is easy when you focus on these factors. A well-fitted seal kit keeps your machine running smoothly, saving you time and money. Always verify compatibility and quality to ensure the best protection for your equipment.