Compatible Replacement Counterbalance Valve Assembly for JLG – OEM No. 7017172

🟦 Product Overview

This is an aftermarket replacement hydraulic counterbalance valve assembly designed for JLG boom lifts and aerial work platforms.

It replaces:

👉 OEM No. 7017172

This valve assembly is used in the hydraulic system load-holding circuit, ensuring safe and stable operation of boom and platform functions.

⚠️ Important Before Ordering

Please confirm:

• Machine model
• Serial number
• OEM part number
• Hydraulic valve block photo
• Installation position

🟩 Product Specifications

🟨 Product Description

The JLG 7017172 counterbalance valve assembly is a critical hydraulic safety component used in aerial work platforms.

It ensures:

• Stable load holding in hydraulic cylinders
• Prevention of boom or platform drop
• Controlled hydraulic movement
• Safe operation under pressure load

This aftermarket replacement valve is widely used in:

• Hydraulic system repair
• Boom lift maintenance
• Valve block refurbishment
• Fleet equipment overhaul

🟥 Compatibility Notice

This product replaces:

👉 7017172

Compatible machine models include:

• JLG 400S / 400AJ
• JLG 450A / 450AJ
• JLG 460SJ
• JLG 600A / 600AJ / 600S
• JLG 660SJ
• JLG 800A / 800AJ / 800S
• JLG E300 / E400 / E600 series
• M400 / M600 series
• Selected boom lift hydraulic systems

⚠️ Compatibility depends on:

• Valve block configuration
• Machine serial number
• Hydraulic circuit design
• Pressure rating version