How to Bleed and Replace Brake Fluid on a 2000 Kawasaki Lakota 300

Shop parts for a 2000 Kawasaki Lakota 300 ATV.

This MotoSport-exclusive guide walks you through safely flushing and bleeding the brake system on a 2000 Kawasaki Lakota 300 (MMY: KAWASAKI; LAKOTA; 2000). Follow these steps to restore firm lever and pedal feel, remove contaminated fluid, and protect brake components from moisture damage.

Important model notes

  • The Lakota 300 uses a factory hydraulic brake system. Some model years and equipment levels may have a front disc and a rear drum, or drum brakes front and rear depending on optionsinspect your machine to confirm which hardware you have before disassembly.
  • Brake hose routing and bleed screw access are compact on this ATV; plan your workspace so you can get under the front fender and lift the rear as needed for easy access.
  • Always use the brake fluid specification listed in your owner’s manual. If you don’t have the manual, use DOT 3 or DOT 4 hydraulic brake fluid as recommended by Kawasaki — never mix mineral oil or other fluids with DOT brake fluid.
  • Brake caliper pistons on older ATVs can be sticky. If calipers bind, plan for caliper removal, cleaning, and possible seal kit replacement if pistons won’t move smoothly.

Tools & supplies

  • Fresh DOT 3 or DOT 4 brake fluid (follow the manual)
  • Clear bleed tubing and a catch bottle
  • Brake bleeder wrench or appropriately sized box/open wrench
  • Turkey baster or fluid syringe (for removing old fluid from reservoir)
  • Clean rags, isopropyl alcohol, and brake cleaner
  • Jack or ramps and stands to safely support the ATV
  • Gloves and eye protection

Safety first

  • Work on level ground with the engine off and parking brake released (if applicable).
  • Keep gasoline and flames away from brake fluid. Brake fluid is hygroscopic — once opened, keep the container sealed and use fresh fluid.
  • Avoid getting brake fluid on painted surfaces. If spilled, wash immediately with water and isopropyl alcohol.

Step-by-step: Flush & bleed the brakes

1. Prepare the ATV

  • Securely raise the ATV so the wheels can turn freely and you can access bleed nipples on calipers or wheel cylinders.
  • Clean the master cylinder reservoir cap area. Remove the cap and diaphragm; use a turkey baster to remove as much old fluid as possible.
  • Refill the reservoir with fresh DOT brake fluid until it reaches the full line. Keep the cap loosely in place to minimize contamination while allowing airflow.

2. Identify bleed order

Use a standard bleed order to move air toward the master cylinder: start with the caliper or wheel farthest from the master cylinder and finish with the closest. On the Lakota 300 that typically means rear wheel(s) first, then front(s), but verify hose routing on your machine.

3. Single-person or two-person method

Two-person method (preferred):

  • Have an assistant hold steady, moderate pressure on the brake lever or pedal.
  • Attach clear tubing to the bleed nipple; submerge the other end in a small jar partially filled with fresh fluid to prevent air re-entry.
  • Open the bleed nipple about 1/4 turn, allow fluid & air to flow into the jar until the stream is clear and bubble-free, then close the nipple while the lever/pedal is still depressed. Release lever/pedal. Repeat until no air appears.

Single-person (pressure or vacuum):

  • Use a hand or vacuum bleeder: connect to the bleed nipple, pump the lever/pedal slowly while holding the nipple open as required by the device, and top up the reservoir frequently to avoid introducing air.

4. Keep the reservoir topped up

After every bleed step, check and refill the master reservoir so it never runs low. Running low draws air into the system and defeats the bleed.

5. Work all bleed points

For disc calipers with two bleed screws, bleed the upper nipple first, then the lower, or follow the bleed pattern recommended by the manual. For drum wheel cylinders, locate the bleed nipple on the wheel cylinder and bleed until clean fluid emerges.

6. Final checks

  • With all wheels bled, pump the lever/pedal to verify firm feel. If the feel is spongy, repeat bleeding on the suspect circuit.
  • Inspect all fittings and hoses for leaks and torque the bleed screws to the correct snugness (do not over-torque).
  • Top the reservoir to the full mark, reinstall the cap and diaphragm, and wipe away any spilled fluid.

Post-service break-in and inspection

  • Test brakes at low speed in a safe area to verify consistent stopping and pedal/lever firmness.
  • Recheck fluid level after a short ride and inspect for leaks around calipers, wheel cylinders, and hose connections.
  • If the brakes fade under load or the pedal/lever softens again shortly after bleeding, suspect contamination, a faulty master cylinder, or collapsed brake hose — further diagnosis or parts replacement may be required.

Wear items and common MMY concerns

  • On older Lakota 300 ATVs, rubber hoses and seals can be brittle. Inspect hoses for cracks or bulging and replace aged hoses to prevent soft lever feel and leaks.
  • Caliper pistons and wheel cylinder seals may require rebuilding or replacement if they leak or do not retract smoothly. Keep a caliper rebuild kit handy for older machines.
  • If the master cylinder is sticky or the internal seals are worn, bleeding will not restore proper pressure. Consider a master cylinder rebuild kit or replacement if firm braking cannot be achieved after a complete, careful bleed.

Maintenance tips

  • Replace brake fluid every 1-2 years or sooner if the fluid looks dark or contaminated.
  • Record the service date and fluid type used for future reference.
  • Use fresh sealed DOT fluid from a recently opened container to avoid moisture contamination.

Performing a full brake fluid replacement and bleed on your 2000 Kawasaki Lakota 300 keeps braking reliable and prolongs component life. When in doubt about part fitment or service procedures for your exact MMY, contact MotoSport parts specialists for OEM-fit or upgraded replacement components.

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Shop Brake Tools for a 2000 Kawasaki Lakota 300 ATV.

Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your motorcycle's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.