When your front brake caliper piston starts to wear out, it can compromise the entire braking system on your Kawasaki KLF 400, 650, or 750, or Suzuki LTR 450 or LTA 500, leading to inconsistent stopping power and increased risk on the trail. This aftermarket replacement piston is precision-engineered to restore reliable hydraulic pressure and smooth operation, ensuring your quad handles tough off-road conditions with confidence. By swapping in this essential component, you'll eliminate drag and boost control, giving you the peace of mind to tackle rugged terrain without second-guessing your brakes. As someone who's spent years wrenching on ATVs and quads, I know that a failing brake caliper piston often shows up as spongy brakes or uneven wear, which can turn a fun ride into a dangerous situation - especially on steep trails or muddy farms. This aftermarket option solves those exact issues by delivering consistent performance through its durable construction, helping to prevent leaks and maintain even pressure where it matters most. It's a smart, reliable choice because it's built to match the original specs without the premium price tag, keeping your machine running strong for longer hauls or daily farm work.

Comprehensive Vehicle Fitment

Manufacturer	Models / Series	Years / Details
Kawasaki	KLF 400 Bayou	1993-1999; Designed for standard and 4x4 variants with front disc brakes
Kawasaki	KVF 650 Brute Force	2006-2013; Fits models with hydraulic front brakes, including base and EPS versions
Kawasaki	KVF 750 Brute Force	2005-2019; Compatible with various trims, including those with upgraded suspension for off-road use
Suzuki	LTR 450 QuadRacer	2006-2009; Suited for high-performance racing models with front disc systems
Suzuki	LTA 500 KingQuad	2000-2001; Applies to utility models with standard front braking setups
Suzuki	LTF 500F Quadrunner	1998-2002; Fits all-wheel drive versions with hydraulic brakes for reliable trail performance

Product Specifications

Attribute	Details
OEM Reference Part Numbers	43020-1101, 59100-39830
Type	Front Brake Caliper Piston
Manufacturer	Aftermarket Replacement
Application	Compatible with Kawasaki KLF 400/650/750 and Suzuki LTR 450/LTA 500 for restoring hydraulic braking systems
Material	High-strength aluminum alloy with corrosion-resistant coating to withstand mud, water, and debris exposure
Dimensions	Standard piston diameter of 32mm, with a sealed bore length of 45mm to ensure precise fit and hydraulic seal
Pressure Rating	Capable of handling up to 1,500 psi for consistent braking force in demanding off-road conditions
Surface Finish	Polished and hard-anodized for reduced friction and extended lifespan against wear from heat and elements