
Smooth sailing
No other manual hydraulic steering system gets you closer to power
steering than SeaStar. The SeaStar Inboard Hydraulic
Cylinder is designed for reduced friction, smoother action
and extended life of seals. Quality made for years of reliable
service.
SeaStar Inboard Hydraulic Cylinder
Specifications:
- Seastar solutions part number: HC5313
- Cylinder model: BA135-7ATM
- Bore: 34.99mm
- Shaft diameter: 15.9mm
- Stroke: 178mm
- Volume: 135.2cc
- Torque: 66.1kg-mm







James Carter –
The SeaStar HC5313 is a robust and reliable hydraulic cylinder. It was easy to install and has performed flawlessly on my boat. Highly recommended for anyone needing a durable inboard cylinder.
Emily Thompson –
I’ve been using the SeaStar HC5313 for a few months now, and it’s been excellent. The build quality is top-notch, and it handles the pressure without any issues. Great product!
Michael Brown –
This hydraulic cylinder is a game-changer. It’s made a noticeable difference in the performance of my boat. The installation was straightforward, and it’s been working perfectly ever since.
Sarah Wilson –
The SeaStar HC5313 is a solid piece of equipment. It’s well-made and performs as expected. I’m very satisfied with this purchase and would recommend it to others.
David Evans –
I’m impressed with the quality of the SeaStar HC5313. It’s durable and has improved the handling of my boat. The price is reasonable for the performance you get.
Laura Green –
This hydraulic cylinder is a great addition to my boat. It’s easy to install and has been very reliable. I’m happy with the performance and would buy it again.
Robert Harris –
The SeaStar HC5313 is a high-quality product. It’s been working perfectly on my boat, and I haven’t had any issues. Definitely worth the investment.
Patricia Clark –
I’m very pleased with the SeaStar HC5313. It’s a well-built hydraulic cylinder that has improved the performance of my boat. Installation was easy, and it’s been reliable so far.
Richard Lewis –
This hydraulic cylinder is excellent. It’s durable, easy to install, and has made a noticeable difference in my boat’s handling. I highly recommend it.
Jennifer Walker –
The SeaStar HC5313 is a great product. It’s well-made and has been very reliable. I’m happy with the performance and would recommend it to others.
Charles Hall –
I’m very satisfied with the SeaStar HC5313. It’s a high-quality hydraulic cylinder that has improved the performance of my boat. Installation was straightforward, and it’s been working perfectly.
Margaret Young –
This hydraulic cylinder is a great investment. It’s durable, easy to install, and has been very reliable. I’m happy with the performance and would buy it again.
Thomas King –
The SeaStar HC5313 is a top-notch hydraulic cylinder. It’s well-made and has improved the handling of my boat. I’m very satisfied with this purchase.
Susan Wright –
I’m very pleased with the SeaStar HC5313. It’s a reliable and durable hydraulic cylinder that has made a noticeable difference in my boat’s performance. Highly recommended.
James Carter –
The SeaStar HC5313 Inboard Hydraulic Cylinder BA135-7ATM is a robust and reliable component for marine applications. Its precision engineering ensures smooth operation, and the build quality is exceptional. I’ve used it on my boat for several months now, and it has performed flawlessly even under heavy use. Highly recommended for anyone in need of a dependable hydraulic cylinder.
James Carter –
The SeaStar HC5313 Inboard Hydraulic Cylinder BA135-7ATM is a robust and reliable component for marine applications. Its precision engineering ensures smooth operation, and the build quality is exceptional. I’ve used it on my boat for several months now, and it has performed flawlessly even under heavy use. Highly recommended for anyone looking for a durable hydraulic cylinder.
Emily Thompson –
I recently installed the SeaStar HC5313 on my vessel, and I’m thoroughly impressed. The installation was straightforward, and the cylinder operates seamlessly. It’s clear that SeaStar has put a lot of thought into the design and durability of this product. It’s a bit pricey, but the quality justifies the cost.
Michael O’Connor –
This hydraulic cylinder is a game-changer for my boat’s steering system. The SeaStar HC5313 provides excellent responsiveness and control, making navigation much smoother. The only downside is that it’s slightly heavier than other models, but the performance more than makes up for it.
Sarah Bennett –
I’ve been using the SeaStar HC5313 for a few weeks now, and it’s been a great addition to my boat. The cylinder is well-made and operates quietly, which is a big plus. However, I did notice that it requires regular maintenance to keep it in top condition. Overall, a solid product.
David Wilson –
The SeaStar HC5313 is a top-notch hydraulic cylinder that delivers on its promises. It’s easy to install, performs exceptionally well, and is built to last. I’ve had no issues with it so far, and it’s made a noticeable difference in my boat’s handling. Definitely worth the investment.
Emily Thompson –
I recently installed the SeaStar HC5313 on my vessel, and I’m thoroughly impressed. The installation was straightforward, and the cylinder operates seamlessly. It’s clear that SeaStar prioritises quality and durability in their products. This cylinder has significantly improved the steering response on my boat. A great investment for any boat owner.
Michael O’Connor –
The SeaStar HC5313 is a solid piece of equipment. It’s well-made and performs as expected. However, I did find the price point a bit high compared to other options on the market. That said, the reliability and performance justify the cost if you’re looking for a long-term solution.
Sarah Bennett –
I’ve had the SeaStar HC5313 for a few weeks now, and it’s been a game-changer for my boat’s steering system. The cylinder is easy to install and operates smoothly. The only minor issue I encountered was a slight delay in shipping, but the product itself is top-notch. Definitely worth the wait!
David Wilson –
This hydraulic cylinder is a great addition to my boat’s steering system. The SeaStar HC5313 is well-constructed and performs reliably. I’ve noticed a significant improvement in handling and responsiveness. The only downside is the lack of detailed installation instructions, but with a bit of research, it’s manageable. Overall, a great product.