42538427 92846247 Seat Height Lever Locking Repair Kit for Iveco Stralis Eurocargo for Volvo FH FM FMX Truck ISRI 6860 Seat Gear
Seat Height Lever Locking Repair Kit Specifics
OEM Part Numbers: 42538427, 92846247, 20443551
Cross References: BRCA8427, 88473-04, 2.22244
Vehicle Compatibility: for Iveco Stralis, Eurocargo; for Volvo FH, FM, FMX, NH Trucks
Seat Compatibility: Fits ISRI 6860 NTS1 Series Air Seats
Material: Heavy-Duty Reinforced Steel & High-Wear Resistance Nylon
Kit Components: Locking Plate, Sector Gears, Bushing, Retaining Clips
Function: Restores Seat Height Locking & Adjustment Mechanism
Condition: 100% Brand New Aftermarket Master Kit
Product Highlights
Premium Material Upgrade: Our sector gears are made from high-density nylon with enhanced wear resistance, outlasting standard aftermarket parts in high-usage environments.
Reinforced Locking Plate: The black steel plate is precision-stamped from thickened carbon steel to prevent bending and ensure a positive lock every time you adjust your seat height.
Cost-Effective Fix: Instead of replacing the entire expensive seat control unit, this master kit allows you to rebuild the locking mechanism at a fraction of the cost.
OEM Performance: Engineered to match original equipment dimensions for a smooth, trouble-free installation and reliable locking performance on long-haul drives.
⚠️ IMPORTANT: BUYER'S GUIDE (TECHNICAL VERIFICATION)
GEAR TEETH INSPECTION: Check that your original plastic gears are the sector-shaped type used in ISRI 6860 seats. This kit is not compatible with earlier ISRI 6800 series.
PLATE MOUNTING: The metal plate features a specific hole pattern. Verify the 3-point mounting matches your seat's internal frame before disassembly.
LUBRICATION: For optimal life, we recommend applying a small amount of white lithium grease to the gear teeth during installation.
SIDE ORIENTATION: This kit is typically designed for the standard height adjustment lever found on the side of the for Iveco/Volvo ISRI seat base.
Detailed Compatibility Matrix
Truck Brand |
Compatible Series / Models |
for Iveco Trucks |
Stralis (2002-2007), Eurocargo (2003-2008), Trakker |
for Volvo Trucks |
FH12, FH16, FM9, FM12, FMX, NH12 Series |
for ISRI Seats |
6860 / NTS1 Air Suspension Seats |
Package Includes: 1x Metal Locking Plate, 2x Sector Gears, 1x Mounting Bushing, 2x Retaining E-Clips


