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  • Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber
  • Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber
  • Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber
  • Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber
  • Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber
  • Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber
Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber

Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber

  • 100 - 999 Pieces
    $8
  • 1000 - 4999 Pieces
    $7.50
  • >= 5000 Pieces
    $7

Customization:

Customized logo（Min.Order: 2000 pieces）
Customized packaging（Min.Order: 2000 pieces）
Graphic customization（Min.Order: 2000 pieces）
View product details

Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Brake Force Amplification: Designed to enhance braking efficiency in heavy-duty trucks and trailers by utilizing compressed air to amplify driver-applied force, ensuring safe deceleration and stopping.
  • Compatibility: Engineered for trucks and trailers manufactured between 1979-1987 and 1990-1995, providing direct-fit replacements for WABCO/Knorrr Bremse brake systems (part number 9700514220).

Key features

  • 1. Material Technology

    • With a high-strength corrosion-resistant alloy body, ensure prolonged durability in harsh operating conditions. Outperforms generic aftermarket parts prone to rust and wear*.

  • 2. Interactive Design

    • With precision-engineered fitment tailored for vintage truck models (1979-1987, 1990-1995), ensure seamless installation without modifications. Reduces downtime compared to universal-fit alternatives*.

  • 3. Performance Parameters

    • With a rated pressure capacity of 150 psi, handle heavy-duty braking demands effectively. 20% more reliable under continuous use than standard boosters in the same class*.

  • 4. Scenario Solutions

    • Designed for commercial truck and trailer braking systems, provide reliable operation in long-haul scenarios. Optimized for frequent stops and heavy payloads, unlike parts designed for light-duty use*.

  • 5. Certification Standards

    • Certified to meet OEM and SAE J1131 standards, ensuring compliance with safety and durability regulations. Backed by rigorous testing for commercial-grade reliability*.

Product details

Wholesale Cheap Wabcoo Knorrr Bremse Brake Booster Truck Spare Parts 9700514220 Brake Air Booster /brake Chamber

The Wabcoo Knorrr Bremse Brake Booster 9700514220 is a high-performance truck brake booster designed for heavy-duty applications. Compatible with trucks and trailers from 1979–1987 and 1990–1995, this part ensures reliable braking efficiency in demanding environments. Engineered with durable materials and precise specifications, it meets industry standards for safety and longevity.

Technical specifications

FeatureSpecificationBenefit
MaterialDuctile iron with corrosion-resistant coatingWithstands harsh weather and chemical exposure
CompatibilityFits trucks/trailers (1979–1987, 1990–1995)Direct OEM replacement for seamless installation
Pressure Rating150 psi (10.3 bar)Supports heavy payloads and frequent braking
Durability20,000+ cycles without performance lossReduces maintenance needs for long-term use

Customization guide

Adjustable parameters include material thickness (for extreme load requirements) and mounting bracket design (to fit non-OEM chassis). Custom orders can also optimize corrosion resistance for marine or industrial environments.

Get inspired

Whether you’re maintaining a fleet of vintage trucks or upgrading older trailers, this brake booster ensures safety and reliability. Its robust design adapts to diverse operating conditions, from dusty highways to wet terrains.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Rating150 psi (10.3 bar)+15% (172.5 psi)+30% (195 psi)*
Durability20,000 cycles25,000 cycles30,000 cycles
CompatibilityOEM-standardExtended OEM + 5%Universal fit (all models)

Supplier's note

  1. Technical Breakthroughs:

    • The Pro Model’s 195 psi pressure rating outperforms industry benchmarks by 20%, enabling safer braking for overloaded trucks.
    • Advanced corrosion resistance (3x thicker coating) protects against salt and chemicals, extending lifespan by 40%.
    • Universal fitment in the Pro Model eliminates compatibility issues for mixed-fleet operators.

  2. Optimal Version Selection:

    • Base Model: Ideal for routine maintenance of vintage trucks (1979–1987) with standard payloads.
    • Advanced Model: Recommended for frequent long-haul operations (1990–1995 models) needing enhanced durability.
    • Pro Model: Perfect for heavy-duty fleets or extreme environments, pairing high pressure with universal compatibility to reduce downtime.

*Pro Model’s 195 psi rating exceeds SAE J1131 standards by 25%.

Frequently asked questions

  • Which Wabcoo Knorrr Bremse Brake Booster model suits 1985 trucks?

  • How do I maintain the Brake Air Booster for long-lasting performance?

  • Is the Wabcoo Brake Chamber DOT-certified for commercial trucks?

  • Can this brake booster handle heavy-duty truck applications?

  • What’s the difference between the 1979-1987 and 1990-1995 booster models?

  • How do I install the Wabcoo Brake Booster on a 1995 truck?

  • Are bulk orders available for wholesale Brake Boosters?

  • Does this brake booster match original equipment (OE) quality?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Brake BoosterHeavy trucks, trailers (1990–1995 models)Pressure Rating: 120 psi (▲▲) (SAE J1181, 20% higher than industry standard)▲▲ Enhanced braking force for heavy loads; faster response timesHigher cost vs. older models; requires compatible air systems
Brake ChamberLong-haul trucks, busesStroke Length: 2.5" (▲) (ISO 9023, 12% longer than industry standard)▲ Smooth, controlled braking; reduced wear on componentsHeavier design may increase vehicle weight
Drum Brake AssemblyCommercial trucks (1979–1987 models)Friction Material: Ceramic (▲) (ASTM C695, 30% longer lifespan than organic)▲▲ Superior heat resistance; reduced maintenance needsHigher upfront cost; incompatible with older brake systems
Air CompressorHeavy-duty truck fleetsCFM Output: 16 CFM (▲▲) (SAE J1030, 33% higher than industry standard)▲▲ Supports multiple brake components simultaneously; faster refill timesRequires more engine power; louder operation
Parking BrakeEmergency stops, parking on inclinesLoad Capacity: 7 tons (▲▲) (ISO 12100, 75% higher than industry standard)▲▲ Reliable for heavy payloads; rapid engagement (2 seconds)Complex installation; may overheat in prolonged use
Master CylinderPassenger and cargo trucksHydraulic Pressure: 1000 psi (▲) (ISO 9023, 25% higher than industry norm)▲ Consistent braking force across all conditions; leak resistance (ISO 9023)Stiffer design may require professional servicing; heavier than alternatives

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