




4-Piece Transmission Fluid Fill Adapter Kit for Mercedes-Benz 9G-Tronic (725.0)
Complete M12×1.5 adapter kit for 9G-Tronic fluid service—includes fill, drain, and removal adapters plus universal 722.9 fitting.
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4-Piece Transmission Fluid Fill Adapter Kit for Mercedes-Benz 9G-Tronic (725.0)
Brief Overview
This purpose-built adapter kit streamlines transmission fluid service on Mercedes-Benz 9G-Tronic transmissions (model 725.0), eliminating the need for improvised solutions or generic tools. Each component is engineered to handle the M12×1.5 interface standard on these units, ensuring proper engagement during filling, draining, and component removal. If your shop services multiple transmission platforms, consider complementing this kit with a comprehensive ATF adapter solution or VW/Audi transmission filling equipment to maximize service capability across brands.
Key Features
- Four-piece specialized kit – Dedicated fill adapter, drain fitting, screw removal tool, and locking insert
- M12×1.5 thread compatibility – Direct interface with Mercedes 725.0 and 722.9 transmission ports
- T-handle design – Ergonomic control for precise torque application during installation/removal
- Hexagonal section connector – Enables secure attachment to hose-barb dispensing equipment for controlled fluid transfer
- Universal 722.9 fitting included – Extends kit utility to earlier Mercedes transmission models
- Molded plastic construction – Lightweight, corrosion-resistant, and designed for repeated use in shop environments
Business Advantages for Distributors
Margin-Friendly Repair Enabler: This kit addresses a specific, high-value service procedure. Mercedes 9G-Tronic fluid changes represent significant labor revenue opportunities—proper tooling accelerates the job and reduces customer callbacks.
Multi-Model Coverage: One kit covers both 9G-Tronic (725.0) and 722.9 platforms, broadening the potential customer base and justifying inventory investment.
Turnover Potential: Shops performing routine transmission maintenance will rotate this kit frequently. Position it as a "must-have" for any facility claiming comprehensive transmission service capability.
Low Holding Cost: Compact packaging and durable plastic components mean minimal storage overhead and no consumable replacement cycles.
Technical Specifications
| Specification | Detail |
|---|---|
| Thread Interface | M12×1.5 |
| Compatible Transmissions | Mercedes 9G-Tronic (725.0: 725589029000, 725589009000) & 722.9 |
| Applicable Vehicles | 2013+ E350 Bluetec, 2014+ CLS (and similar platform models) |
| Connector Type | Threaded with hex-section and hose-barb compatibility |
| Primary Material | Injection-molded plastic with internal reinforcement |
| Kit Contents | Fill adapter, drain fitting, removal tool (T-handle), locking insert |
| Design Standard | OEM interface-compatible, white-label configuration |
Recommended Application
This kit is essential for shops offering transmission fluid service on Mercedes vehicles. The dedicated fittings eliminate cross-threading and ensure proper seal engagement—critical for maintaining transmission integrity and customer confidence. Position it as a time-saving investment that justifies the cost within the first few high-value services.
Stock this kit in your transmission service section. It converts a common service procedure from improvised troubleshooting into a professional, repeatable process—exactly what customers expect and what generates loyalty.