Features: Engineered for precise braking performances, this front brake caliper main cylinder delivers fast hydraulic pressure response and 15% faster stopping power, suitable for CRF250R/450R/250X/450X (2004 2022) and series dirt bikes. machined aluminum construction ensures lightweight durability (6000+ service hours) with erosion resistant properties, featuring accuracy cast components for optimal heat dissipation during aggressive riding. Ideal for motocross competitors, off road adventurers, and technical trail riders requiring professional braking control across CRF250RX/450RX competition bikes and CR125R/250R toughness models. in high stress environments – from MX track jumps to muddy – maintaining consistent braking force in temperatures up to 300°F with its reinforced piston seals and leak proof O rings design. Direct bolt on replacement simplifies upgrades for 2002 2023 / models, using OEM fluid channels that prevent air for stable lever feel during prolonged downhill descents. Specifications: Type: Front brake caliper component : Metal Package Includes: 1xFront Brake Caliper note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.