1439977 93161391 Truck Seat Control Leveling Valve for Scania P G R T Series for IVECO Stralis for ISRI 6860 Seat Height Valve
Seat Height Control Leveling Valve Item Specifics
OEM Part Numbers: 1439977, 93161391
Function: Seat Height Automatic Leveling & Adjustment Valve
Seat Compatibility: for ISRI 6860 Series, ISRI NTS Air Suspension Seats
Truck Compatibility: for Scania P/G/R/T, for IVECO Stralis, for DAF XF/CF, for Renault Trucks
Material: Industrial-Grade Thermoplastic + Precision Brass Pins
Ports: Dual Pneumatic Air Ports (Orange Interface)
Condition: 100% Brand New Precision Replacement
Product Highlights
Precise Height Calibration: Restores the original automatic leveling function of your for ISRI 6860 seat, ensuring optimal driver comfort and ergonomics.
Durable Brass Actuators: Features high-quality brass pins that resist corrosion and mechanical wear, providing a consistent trigger response for years.
Airtight Pneumatic Seal: Precision-molded orange air ports ensure a leak-free connection with the truck's pneumatic seat system.
Direct OEM Specification: 1:1 match for OE **1439977** and **93161391**, fitting perfectly into the seat's internal valve block housing.
⚠️ IMPORTANT: BUYER'S GUIDE (TECHNICAL VERIFICATION)
PORT ORIENTATION: This valve features specific dual-port positioning. Please compare the orientation of the orange connectors with your original valve.
BRASS PIN LENGTH: Verify the length and diameter of the brass pins. These act as the primary triggers for seat height adjustment.
PNEUMATIC ONLY: Designed for air-suspension seats. Ensure your truck's air supply to the seat is functional before replacing the valve.
OE CONFIRMATION: Replaces Scania **1439977** and IVECO **93161391**. Confirming these numbers on your old part is the safest way to ensure fitment.
Vehicle Compatibility Matrix
Truck Brand / Series |
OE Reference |
for Scania P / G / R / T Series |
1439977 |
for IVECO Stralis / Eurocargo |
93161391 |
for Trucks with ISRI 6860 Seats |
Universal ISRI Fitment |
Package Includes: 1x Seat Height Control Leveling Valve



