Rotary Lift Hydraulic Cylinder Seal Kits N342-12, N382, N346 & N380 – 9K–18K Two-Post & In-Ground Lift Rebuild Kits

Restore safe, strong, and leak-free hydraulic performance to your lifting equipment with Rotary Lift Hydraulic Cylinder Seal Kits N342-12, N382, N346, and N380. These OEM-quality rebuild kits are engineered for a wide range of Rotary two-post and in-ground lifts rated from 9,000 to 18,000 lbs, providing a complete solution for hydraulic cylinder repair and maintenance.

Designed for professional automotive service shops, fleet maintenance facilities, and heavy-duty repair environments, each kit includes all essential sealing components required for a full cylinder overhaul. Whether you're addressing hydraulic leaks, restoring lifting performance, or performing scheduled maintenance, these kits help extend equipment life and reduce costly downtime.

Built to meet or exceed OEM specifications, these Rotary seal kits deliver dependable performance in demanding daily use.

Each Kit Includes

• Piston seals
• Rod seals
• Cylinder wipers
• O-rings
• Backup rings
• Wear bands
• Complete hydraulic cylinder rebuild components

Key Features & Benefits

OEM Replacement Quality

Direct replacement for Rotary part numbers N342-12, N382, N346, and N380, ensuring accurate fitment and reliable performance.

Complete Hydraulic Rebuild Solution

Includes every required sealing component for a full professional-grade cylinder overhaul.

Restores Safe Lifting Operation

Eliminates hydraulic leaks and restores proper pressure for safe, consistent lifting performance.

Heavy-Duty Construction

Built from high-strength sealing materials designed for high-pressure automotive lift systems.

Extends Equipment Service Life

Helps prevent cylinder wear and damage by replacing critical internal sealing components.

Easy Direct-Fit Installation

OEM-spec design ensures straightforward installation with no modifications required.

Technical Specifications

Part Numbers:

• N342-12
• N382
• N346
• N380

Application: Hydraulic Cylinder Seal Rebuild Kits

Compatible Lift Models:

• Rotary SPO9 / SPOA9 Two-Post Lifts
• Rotary SM14 / SM18 Lifts
• Rotary AR120 / AR145 In-Ground Lifts
• Many additional 9,000–18,000 lb. Rotary lift systems

Lift Types:

• Two-Post Lifts
• In-Ground Lifts

Components Included:

• Piston Seals
• Rod Seals
• Wipers
• O-Rings
• Backup Rings
• Wear Bands

Fit Type: OEM-Quality Direct Replacement

Ideal Applications

• Rotary SPO9 and SPOA9 lift repairs
• SM14 and SM18 hydraulic rebuilds
• AR120 and AR145 in-ground lift maintenance
• Hydraulic leak repair in automotive lifts
• 9K–18K capacity lift servicing
• Collision repair facility equipment maintenance
• Heavy-duty automotive service shops
• Preventive hydraulic system maintenance
• Emergency lift cylinder rebuilds

Why Choose These Rotary Seal Kits?

Hydraulic leaks in lift cylinders can reduce lifting capacity, create unsafe working conditions, and cause expensive downtime. These Rotary N-series seal kits provide a complete, dependable solution for restoring hydraulic integrity and ensuring long-term lift reliability.

By replacing worn seals, wear bands, and internal components, these kits restore smooth operation, maintain hydraulic pressure, and extend the service life of your equipment across demanding shop environments.

For help confirming compatibility with your Rotary lift model or cylinder configuration, contact SoTex Tools for expert assistance and bulk pricing options.