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8HP45 Gearbox Parts Automatic 8hp45 Transmission Valve Body with Solenoid Valve

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Fluid Flow Control: Equipped with solenoid valves and intricate internal passages, the valve body precisely regulates hydraulic fluid to ensure smooth gear shifts and optimal transmission efficiency in automatic systems.
  • Durability & Performance: Constructed from high-strength metal (aluminum/steel), it withstands extreme pressures and temperatures, maintaining reliability in automotive transmission operations.

Key features

  • 1. Durable Metal Construction for Harsh Environments

  • With a corrosion-resistant metal body (aluminum/steel), you can ensure longevity and reliability under high-pressure and high-temperature conditions common in automotive transmissions. Outperforms plastic alternatives in durability and thermal stability*.

  • 2. Precision-Engineered Solenoid Valves for Smooth Gear Shifts

  • With advanced solenoid valve integration and intricate internal fluid pathways, you can achieve seamless, responsive gear transitions and optimized transmission performance, reducing shift lag compared to standard valve bodies*.

  • 3. Optimized Fluid Control for Enhanced Efficiency

  • With a complex valve design tailored for automatic transmissions, you can maintain precise hydraulic flow, enabling faster gear engagement and smoother operation than conventional valve bodies*.

  • 4. Commercial-Grade Durability for Heavy-Duty Use

  • Designed for continuous operation in commercial vehicles, this valve body withstands prolonged stress and load, ensuring reliability in demanding scenarios like frequent gear changes or heavy-duty driving*.

  • 5. Automotive-Grade Certification for Safety and Compatibility

  • Constructed to meet automotive industry standards (e.g., pressure and temperature resistance), you can guarantee compatibility with 8HP45 transmissions and compliance with safety regulations.

Product details

8HP45 Gearbox Parts Automatic 8hp45 Transmission Valve Body with Solenoid Valve

The 8HP45 Transmission Valve Body with Solenoid Valve is a critical component for automotive automatic gearboxes, engineered to ensure precise hydraulic control and durability in high-stress environments. Designed for the 8HP45 transmission system, this valve body optimizes fluid flow, enhances gearshift performance, and withstands extreme temperatures and pressures.

Technical specifications

FeatureSpecificationBenefit
MaterialHigh-grade aluminum/steel alloyEnsures structural integrity and thermal resistance.
DesignComplex internal passages and valvesEnables precise fluid routing for smooth gear transitions.
Sealing SystemReinforced gaskets and O-ringsPrevents leaks, maintaining hydraulic efficiency.
ConnectivityStandard port configurationsCompatible with transmission fluid lines and solenoids.
PackagingProtective plastic wrapSafeguards against damage during transport.

Customization guide

Adjustable parameters include material composition (e.g., lightweight alloys for reduced weight) and valve configurations to meet specific transmission requirements. Custom port layouts or solenoid placements can be tailored for unique application needs.

Get inspired

Whether upgrading a high-performance vehicle or maintaining a standard transmission, the 8HP45 Valve Body ensures reliable operation. Its robust design and precision engineering make it ideal for automotive manufacturers and repair shops seeking durable, efficient transmission solutions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material GradeStandard steelHigh-strength alloyAerospace-grade alloy
Pressure Rating200 bar230 bar (+15%)260 bar (+30%)
Temperature Range-40°C to 150°C-50°C to 160°C-60°C to 180°C
Solenoid Precision±5% response time±3% (+40% improvement)±1% (industry-leading)

Supplier's note

  1. Technical Breakthroughs:

    • Material Upgrades: The Pro Model’s aerospace-grade alloy offers 30% higher pressure tolerance than industry standards, enabling use in extreme environments.
    • Precision Solenoids: The Advanced Model’s ±3% response time ensures 20% faster gear shifts than traditional designs.
    • Enhanced Sealing: Reinforced O-rings in all models reduce fluid leakage by 40%, extending transmission lifespan.
  2. Version Selection Guide:

    • Base Model: Ideal for standard passenger vehicles requiring cost-effective reliability.
    • Advanced Model: Suitable for high-performance cars or commercial vehicles needing enhanced durability and responsiveness.
    • Pro Model: Best for racing or heavy-duty applications where extreme pressure and temperature resistance are critical.

With the Pro Model’s aerospace-grade alloy, you can handle temperatures up to 180°C—perfect for engines in extreme conditions. Pair its ±1% solenoid precision with reinforced sealing to ensure flawless gear transitions even under prolonged stress. For everyday use, the Base Model’s standard steel provides reliable performance at an accessible price.

Frequently asked questions

  • Which automatic transmission valve body suits the 8HP45 gearbox for precise fluid control?

  • How do I clean and maintain the solenoid valves in an 8HP45 transmission valve body?

  • What materials are used in the 8HP45 transmission valve body, and why are they better?

  • Can the 8HP45 valve body be customized for specific transmission models?

  • Is the 8HP45 valve body’s material compliant with automotive industry standards?

  • What makes the 8HP45 valve body suitable for high-performance automatic gearboxes?

  • Does the 8HP45 transmission valve body come with protective packaging?

  • How does the 8HP45 valve body improve transmission efficiency in automatic gearboxes?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHigh-performance vehicles, industrial gearboxesIndustry Standard: Cast Iron (ISO 9001)
Our Base: Aluminum Alloy (6061-T6, 150 HB)
Our Advanced: Aluminum + Ceramic Coating (▲▲ 200 HB)
Lighter weight (Our Base: 12kg vs Industry 15kg) → improves fuel efficiency
Advanced: Enhanced wear resistance for heavy-duty use
Base: Lower thermal resistance than cast iron in extreme conditions
Advanced: Higher cost due to coating process
Noise LevelLuxury cars, passenger vehiclesIndustry: 45 dBA (IEC 60704)
Our Base: 40 dBA (▲)
Our Advanced: 35 dBA (▲▲)
Quieter operation → better passenger comfort
Advanced: Meets hospital-grade noise standards
Base: Requires additional soundproofing for ultra-quiet environments
Chemical ResistanceHarsh environments (e.g., mining vehicles)Industry: ASTM D543 (50+ chemicals)
Our Base: Same as Industry
Our Advanced: ASTM F739 (100+ chemicals, 30min+ exposure)
Advanced: Withstands extreme chemical exposure in corrosive fluidsBase: Limited to standard chemical environments
WeightFuel-efficient vehicles, compact enginesIndustry: 15kg
Our Base: 12kg (▲)
Our Advanced: 10kg (▲▲)
Reduced weight → improves acceleration and fuel economyAdvanced: May require reinforcement for high-torque applications
Solenoid Valve ResponseSports cars, race vehiclesIndustry: 200ms
Our Base: 150ms (▲)
Our Advanced: 100ms (▲▲)
Faster gear shifts → enhanced performance and driver controlBase: Sufficient for standard driving but lags in high-speed scenarios
Temperature ToleranceExtreme climates, heavy-duty trucksIndustry: -30°C to 120°C
Our Base: -40°C to 130°C (▲)
Our Advanced: -50°C to 150°C (▲▲)
Advanced: Operates in Arctic or desert conditions without failureBase: Limited to moderate climates without thermal protection

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