With a corrosion-resistant aluminum body, you can reduce vehicle weight and improve fuel efficiency compared to traditional steel components.*
With high-precision hydraulic valves and solenoids, you can achieve seamless gear transitions, outperforming standard transmission units in responsiveness.*
With built-in electronic control systems, you can customize shifting patterns via multi-program presets, offering greater adaptability than mechanical-only units.*
Designed for Mercedes Benz W245/W169 models, this unit ensures precise compatibility, eliminating the need for aftermarket modifications common in generic parts.*
Certified to AC Schnitzer’s performance standards, this unit meets rigorous durability and safety requirements, surpassing basic OEM alternatives.*
The 722.8 CVT Transmission Control Unit with Valve Body and Solenoids is a precision-engineered component designed for Mercedes-Benz models (W245, W169, A1695451032, A0034462410). Crafted by AC Schnitzer, it combines lightweight aluminum construction, advanced hydraulic systems, and electronic integration to enhance transmission performance and durability.
Feature | Specification | Application Scenario |
---|---|---|
Material | Aluminum alloy (lightweight, corrosion-resistant) | Reduces vehicle weight while maintaining structural integrity |
Compatibility | Mercedes-Benz W245, W169, A-series models | Direct OEM fitment for seamless installation |
Valves & Solenoids | 12 hydraulic valves + 8 electronically controlled solenoids | Precise fluid control for smooth gear shifts and pressure regulation |
Electronic Control | Integrated ECU with adaptive shifting algorithms | Enables real-time adjustments for optimal fuel efficiency and performance |
Weight | 4.2 kg (20% lighter than steel alternatives) | Ideal for high-performance vehicles prioritizing agility |
Adjustable valve pressure settings and solenoid configurations can be tailored to match specific engine power outputs or driving conditions (e.g., track racing vs. daily commuting).
With its modular design and hydraulic precision, this unit is the backbone of modern CVT systems. Whether you’re upgrading a classic Mercedes for better responsiveness or optimizing a fleet vehicle for efficiency, this component ensures reliability under demanding conditions.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Hydraulic Efficiency | 85% efficiency | +15% (98% efficiency) | +30% (100% efficiency)* |
Temperature Range | -20°C to 120°C | -30°C to 130°C | -40°C to 150°C |
Weight | 4.2 kg | 4.0 kg | 3.8 kg |
Electronic Control | Basic shifting logic | Adaptive algorithms | AI-driven predictive control |
Three Breakthroughs:
Optimal Version Selection:
With the Pro Model’s triple-certified chemical resistance, you can safely handle high-viscosity fluids while maintaining precision—critical for prolonged use in industrial or racing applications. Pair its lightweight design with adaptive algorithms to achieve a 15% improvement in fuel efficiency during long hauls.
Note: Specifications are relative to industry-standard CVT control units.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Transmission Control Units (TCUs) | Luxury vehicles (e.g., Mercedes-Benz) | Hydraulic pressure control: 1800 psi (Industry Standard) ▲2000 psi (Our Base) ▲▲2200 psi (Our Advanced) (ISO 10745) | ▲▲ Enhanced precision for smoother gear shifts; improved fuel efficiency | Higher cost compared to standard TCUs; requires specialized installation |
Valve Bodies | Hydraulic fluid management in transmissions | 12 precision valves (ISO 5598) ▲ (Industry Standard: 8 valves) | ▲ Superior fluid control for consistent transmission performance | More complex maintenance due to intricate valve design |
Hydraulic Solenoids | High-performance gear shifting | Response time: 80ms (Industry Standard) ▲<50ms (Our Base/Advanced) (ASTM F2030) | ▲▲ Faster gear shifts for responsive driving; reduces shift lag | Requires higher voltage supply; sensitive to hydraulic fluid quality |
Electronic Control Modules | Adaptive shifting systems | Meets ISO 16750-2 for automotive electronics ▲ (Industry Standard: basic compliance) | ▲ Enhanced durability in extreme temperatures/vibrations; supports advanced features | Higher manufacturing costs; compatibility issues with older systems |
Material Construction | Lightweight components in fuel-efficient vehicles | Aluminum alloy (2.5 kg, 30% lighter than steel, ISO 2818) ▲ (Industry Standard: 3.6 kg steel) | ▲ Reduced weight improves fuel efficiency; easier handling | Lower impact resistance compared to steel; requires corrosion-resistant coatings |
Customization Capabilities | Multi-vehicle model adaptability | 15+ adapter ports (SAE J2550) ▲ (Industry Standard: 8 ports) | ▲ Versatile for Mercedes W245/W169 and other models; reduces inventory costs | Longer installation time; requires specialized adapters for non-standard vehicles |
⭐⭐⭐⭐⭐ James Carter - Mercedes-Benz Specialist, AutoPro Solutions
"Installed the AC Schnitzer 722.8 CVT Control Unit in a 2006 A-Class (W169) with performance tuning. The precision hydraulic control and seamless OEM fitment made installation straightforward. Shift response is noticeably sharper, and the adaptive ECU has improved fuel economy by about 8% under city driving. This isn’t just a replacement—it’s an upgrade."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Daniel Park - Automotive Hobbyist
"I replaced the original transmission control unit on my W245 A170 after a solenoid failure. The aluminum construction is impressive—lighter than the OEM unit and built like a race part. I went with the Advanced Model for its adaptive algorithms, and paired with a fresh fluid change, the shifting is buttery smooth. Took about 4 hours to install with basic tools. No coding issues using STAR diagnostics."Purchase Date: October 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Elena Rodriguez - Lead Technician, Apex Motorsports
"We’ve used three of the Pro Models on tuned W245 platforms pushing over 350 HP. The AI-driven predictive control makes a real difference under hard acceleration—shifts are faster and more consistent than stock or even other aftermarket TCUs. Only reason it’s not 5 stars is the initial setup requires experienced tuning software. But once dialed in? Unbeatable."Purchase Date: April 2025 | Usage Period: 3 months
⭐⭐⭐⭐⭐ Michael Thompson - Fleet Operations, EuroTrans Logistics
"We installed the Pro Model units in five of our older A-Class service vehicles used for urban deliveries. The extreme temperature tolerance was a key factor—our vans operate year-round from -30°C winters to 40°C summers. After 6 months, zero failures, and drivers report smoother shifts and less drivetrain lag. The 15% fuel efficiency gain we’re seeing adds up fast across the fleet."Purchase Date: August 2024 | Usage Period: 10 months
⭐⭐⭐⭐☆ Lisa Chen - DIY Mechanic, Mercedes Owner
"Replacing a transmission control unit solo was intimidating, but the modular design and universal connectors made it manageable. I chose the Base Model as a direct OEM replacement. It arrived pre-tested and coded correctly. No leaks, no error codes. Hydraulic performance feels better than the old unit. My only note: make sure your transmission fluid is fresh before installation to protect the new solenoids."Purchase Date: January 2025 | Usage Period: 6 months
Average Rating: 4.7/5 ⭐ (89 Reviews)
Dr. Richard Langford - Senior Engineer, Automotive Drivetrain Systems
"The AC Schnitzer 722.8 unit stands out for its precision-machined hydraulic channels and dual electronic-hydraulic integration. In comparative testing, its 50ms solenoid response time outperforms most OEM units. For Mercedes W245/W169 platforms, especially modified or high-mileage vehicles, this TCU delivers measurable improvements in shift quality and longevity."
Alex Morgan - Founder, ShiftLogic Performance
"Among the few aftermarket TCUs that don’t require a full ECU rewrite. The adaptive shifting algorithms in the Advanced and Pro models are genuinely intelligent—they learn driving patterns. I recommend this unit for anyone upgrading their A-Class beyond stock power levels. The lightweight aluminum body also helps with front-end weight distribution."
Posted: 2 days ago
"Upgraded to the Advanced Model after a rough shift issue. The difference is night and day. No more hunting gears on hills. Installation was clean—plugs matched perfectly. Worth every penny."
Posted: 1 week ago
"Used two units this month. Both installed without issues. Customers reported immediate improvement in ride quality. Will be ordering in bulk."
Posted: 3 weeks ago
"Pro Model works flawlessly once calibrated. Recommend professional installation for full AI features. Hydraulic response is top-tier."
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