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Komatsu 419-70-11971 Pin
Regular price $288.99 USDRegular price$251.54 USDSale price $288.99 USD -
Komatsu 42N-56-11971 Lever, Assembly, Hand Brake
Regular price $202.03 USDRegular priceSale price $202.03 USD -
Komatsu 42N-54-15581 Parking Brake
Regular price $127.43 USDRegular priceSale price $127.43 USD -
Komatsu 175-33-28140 Lining Brake
Regular price $83.78 USDRegular priceSale price $83.78 USD -
Komatsu 561-35-32400 Parking Brake Valve Assembly
Regular price $299.35 USDRegular priceSale price $299.35 USD -
Komatsu 42W-43-17200 Brake Cylinder
Regular price $229.13 USDRegular priceSale price $229.13 USD -
Komatsu Ca0143874 Brake Disk
Regular price $56.37 USDRegular priceSale price $56.37 USD -
Komatsu Ca0119682 Brake Disk
Regular price $212.49 USDRegular priceSale price $212.49 USD -
Komatsu 419-70-11911 Pin
Regular price $227.49 USDRegular priceSale price $227.49 USD -
Komatsu 569-35-61110 Parking Brake Valve Assembly
Regular price $295.89 USDRegular priceSale price $295.89 USD -
Komatsu 416-43-17101 Master Brake Cylinder Assembly
Regular price $662.66 USDRegular priceSale price $662.66 USD -
Komatsu 144-33-51620 Brake Lining
Regular price $34.82 USDRegular priceSale price $34.82 USD -
Komatsu 419-70-11810 Bushing
Regular price $86.99 USDRegular priceSale price $86.99 USD -
Komatsu 421-33-05012 Service - Wheel Brake Kit
Regular price $503.55 USDRegular priceSale price $503.55 USD -
Komatsu 561-32-62202 Brake Assembly
Regular price $2,527.86 USDRegular priceSale price $2,527.86 USD -
Komatsu 425-35-13300 Brake Chamber Assembly
Regular price $1,772.77 USDRegular priceSale price $1,772.77 USD -
Komatsu Ca0380400 Brake Cylinder
Regular price $465.23 USDRegular priceSale price $465.23 USD -
Komatsu Hu7347402 Brake Disk
Regular price $22.70 USDRegular priceSale price $22.70 USD -
Komatsu Bw053866 Shoe, Brake
Regular price $172.30 USDRegular priceSale price $172.30 USD -
Komatsu Hu1127061 Brake Disk, Intermediate
Regular price $26.11 USDRegular priceSale price $26.11 USD
Collection: KOMATSU BRAKES
Komatsu Brakes
Reliable braking is essential for safe operation and productivity on Komatsu equipment. From wheel loaders and articulated trucks to dozers and other production machines, braking systems must deliver consistent stopping power under heavy loads, steep grades, and high operating temperatures. When brake performance degrades, safety risk increases and downtime follows.
WQC Parts supplies dependable aftermarket Komatsu brake parts selected to support consistent braking performance in severe-duty construction and mining environments.
Brake System Applications
- Wheel loaders and large rubber-tire machines
- Articulated and rigid haul trucks (application dependent)
- Drive and parking brake systems
- Hydraulic and wet brake system components (model dependent)
Why Brake Component Quality Matters
Komatsu braking systems must manage heat and load repeatedly throughout a shift. Poor-quality components can wear quickly, glaze, lose friction performance, or create uneven braking. In heavy equipment, uneven or weak braking can also stress driveline and axle components.
- Stopping power: consistent friction performance under load.
- Heat management: resists fade during repetitive braking cycles.
- Wear control: predictable wear patterns reduce maintenance surprises.
- System protection: reliable braking reduces stress on driveline components.
Common Signs of Brake Wear
- Reduced stopping ability or longer stopping distance
- Noise during braking (squeal, grind)
- Vibration or pulsing during brake application
- Brake overheating or frequent fade under load
- Hydraulic issues such as spongy response (system dependent)
Operating Conditions That Accelerate Brake Wear
- Frequent downhill operation with heavy loads
- Stop-and-go production cycles
- Wet, muddy, or abrasive environments
- Improper adjustment or delayed maintenance
Why Buy Komatsu Brake Parts from WQC Parts?
WQC Parts supports contractors and fleet managers who need dependable aftermarket components—not generic parts that fail early. Our Komatsu brake parts are selected to help restore braking performance and protect uptime.
- Aftermarket brake components selected for heavy-duty equipment use
- Fitment support to help confirm the correct parts for your machine
- Competitive pricing for maintenance and rebuild programs
- Fast fulfillment to reduce downtime
Browse Komatsu brakes below and contact WQC Parts if you need help identifying the correct replacement for your braking system.