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SW Seat Back Adjustment Left Handle Wrench Switch Adjuster Parts for Scania Truck(OE:113740 1498848)
SW Seat Back Adjustment Left Handle Wrench Switch Adjuster (OE:113740 1498848) is OE-matched for Scania trucks. As a reliable adjustment part, it replaces faulty handles/wrenches to restore smooth, precise seat back control, enables quick repairs, and minimizes truck downtime.
Product Detail

SW Seat Back Adjustment Left Handle Wrench Switch Adjuster – Parts for Scania Trucks (OE: 113740 / 1498848)
As an OE-matched multi-functional component (covering dual OE codes: 113740, 1498848), this SW adjuster is exclusively engineered for Scania trucks, integrating a left-side handle, wrench, and switch into one seamless part for seat back control. It directly resolves common issues from faulty adjusters: stiff seat back movement, loose positioning, or unresponsive adjustment that hinders driver comfort during long hauls. Crafted with durable, high-performance materials to meet Scania’s rigorous commercial standards, the adjuster restores smooth, precise seat back tuning, eliminates costly system overhauls, and simplifies maintenance for Scania truck owners and fleets.
Core Features
- Dual OE-Matched Precision: Exact replication of Scania’s OE specifications 113740 and 1498848, ensuring seamless fit with the truck’s original seat back adjustment system. No modifications required.
- 3-in-1 Functional Design: Combines handle grip, adjustment wrench, and control switch in one unit, streamlining seat back operation for intuitive driver use.
- Left-Side Optimized Layout: Tailored for left-side mounting, aligning with Scania’s factory seat configuration for easy access during adjustments.
- Durable Construction: High-strength plastic handle + forged steel wrench core delivers resistance to bending, wear, and repeated use.
- Direct Replacement Solution: Hassle-free substitute for worn or damaged adjusters, targeting core seat back functionality without extra parts or repair costs.
Compatibility
- Vehicle Brand: Exclusive fit for Scania heavy-duty trucks.
- Key Scania Models: Compatible with Scania R, G, P, and S series (factory-equipped with matching seat back adjustment systems).
Durability & Reliability
- Extreme Condition Resilience: Withstands -40°C to 85°C, resisting temperature-induced material deformation or switch failure.
- Vibration & Corrosion Resistance: Reinforced handle absorbs road vibrations; anti-rust coating on the steel wrench core shields against moisture and road salt.
- Long-Lasting Performance: Wear-resistant switch contacts and sturdy mechanical structure ensure 100,000+ adjustment cycles without performance drops.
- Secure Positioning: Precision-machined wrench interface ensures tight engagement with seat back components, preventing slipping during use.
Easy Installation
- Tool-Simple Setup: Requires only basic hand tools (screwdrivers, pliers) to remove the old adjuster and fasten the new component.
- Fast Repair Time: A technician can complete installation in 15–25 minutes, minimizing Scania truck downtime.
- Intuitive Alignment: OE-matched mounting points and connectors align perfectly with existing seat systems—no drilling or custom fitting needed.
Quality Assurance
- Functionality Tests: Validated for smooth seat back movement, responsive switch control, and compatibility with Scania’s seat systems.
- Material Inspections: Checks for handle durability, steel wrench strength, and switch reliability to meet dual OE code standards.
- Operational Verification: Each adjuster undergoes strict mechanical and functional testing to ensure 100% readiness for immediate use.
For Scania truck fleet managers and owners, this SW seat back adjustment left handle wrench switch adjuster offers a cost-effective, all-in-one solution to restore critical seat functionality. It enhances driver comfort, ensures precise and responsive seat back positioning, and upholds the durability of Scania’s heavy-duty vehicles.
Would you like me to create a dual OE code-Scania compatibility table? It will map 113740 and 1498848 to specific Scania truck models, production years, and seat adjustment system variants, helping buyers instantly confirm fitment.




