1440365 1331730 Seat Shock Absorber Adjustment Cylinder for Scania DAF Volvo FH FM for MAN ISRI 6860 670 Seat Damper Valve
Seat Shock Absorber Adjustment Cylinder Specs
OEM Part Numbers: 1440365, 1331730, 3090504, 3093893, 93161388
Cross References: 81623846008, 81623840001, 7403093893, 109794
Vehicle Compatibility: fits Scania, Volvo FH/FM, DAF CF/XF, MAN TGA/TGX, Renault, Iveco
Seat Compatibility: Fits ISRI 6860 NTS1 / 670 Series Seats
Construction: High-Impact Polymer Body + Stainless Steel Piston Rod
Function: Seat Damper / Shock Absorber Firmness Adjustment
Interface: Dual Pneumatic Air Ports
Condition: 100% Brand New Premium Replacement
Product Highlights
Original Ergonomic Control: Restores the factory-smooth adjustment of your seat's shock absorber, allowing for personalized dampening control on various road surfaces.
Industrial Grade Sealing: Equipped with high-pressure internal seals to prevent pneumatic leakage, ensuring the seat remains at the desired firmness during long-haul shifts.
Corrosion Resistant Rod: The piston rod is manufactured from high-grade stainless steel to resist rust and ensure smooth sliding action over years of service.
Universal Fitment: A single 1:1 OEM interchangeable design that fits a wide variety of European truck brands using for ISRI seats.
⚠️ IMPORTANT: BUYER'S GUIDE (TECHNICAL VERIFICATION)
CYLINDER ORIENTATION: Note the position of the air ports. This cylinder features two pneumatic inlets on the body side. Compare with your old unit before installation.
ROD DIAMETER: Ensure your seat's adjustment lever connects to a standard for ISRI 6860 series stainless steel rod.
PNEUMATIC TEST: After fitting, check for any air hissing sounds while moving the adjustment lever. If a leak is present, verify the air tube seating.
OE VERIFICATION: Scania drivers should look for OE 1440365, while Volvo/Renault drivers should match with OE 3093893.
Universal Application Chart
Truck Brand |
Original Part Number (OE) |
for Scania Trucks |
1440365, 590027 |
for DAF Trucks |
1331730 |
for Volvo Trucks |
3090504, 3093893 |
for MAN Trucks |
81623846008, 81623840001 |
for Renault / Iveco |
7403093893 / 93161388 |
Package Includes: 1x Seat Shock Absorber Adjustment Cylinder (Complete Unit)



