Precision-Honed Hydraulic Brake Master Cylinder Assembly with High-Quality Seals for ISUZU NKR NPR Direct OEM Replacement

Precision-engineered brake master cylinder converts mechanical pedal force into hydraulic pressure, delivering reliable, responsive braking performance for ISUZU NKR and NPR trucks.

The Brake Master Cylinder Assembly (OEM Numbers: 8-97171710-0 / 8971717100) is a premium-quality, direct replacement braking system component designed specifically for ISUZU NKR and NPR series light to medium-duty trucks. This precision-engineered master cylinder is a critical component of the vehicle's hydraulic brake system, responsible for converting mechanical force from the brake pedal into hydraulic pressure.

• OE Quality: Manufactured to strict ISUZU dimensional and performance specifications for perfect fit and function
• Precision Honed Bore: Ensures smooth piston travel and consistent hydraulic pressure
• Durable Construction: High-quality aluminum/cast iron housing resists corrosion and wear
• Reliable Seals: Brake fluid-resistant seals prevent leaks and maintain hydraulic pressure
• Complete Assembly: Includes master cylinder body, reservoir, and all internal components
• Restores Braking Performance: Eliminates spongy pedal feel and reduced stopping power
• Ensures Safe Operation: Proper hydraulic pressure for reliable, responsive braking
• Direct Replacement: Simple installation during brake system service
• Long Service Life: Engineered for reliability in demanding commercial applications
• Cost-Effective Maintenance: Prevents expensive brake system repairs and ensures compliance with safety regulations

This brake master cylinder assembly is specifically designed for ISUZU light to medium-duty trucks. Common applications include:

• ISUZU NKR - Light to Medium-Duty Trucks
• ISUZU NPR - Medium-Duty Trucks
• ISUZU ELF (select models)
• ISUZU NHR (select models)

Compatible Brake System: Hydraulic brake systems compatible with standard ISUZU brake configurations

Professional installation required. Brake system safety is critical:

1. Disconnect battery - Disconnect the negative battery cable before beginning work
2. Drain brake fluid - Drain the brake fluid from the master cylinder reservoir
3. Disconnect brake lines - Carefully disconnect the brake lines from the master cylinder
4. Disconnect the push rod - Disconnect the push rod from the brake pedal linkage
5. Remove the old master cylinder - Unbolt and remove the master cylinder from the firewall
6. Inspect the push rod and linkage - Check for wear or damage; replace if necessary
7. Clean the mounting area - Clean the firewall mounting surface and surrounding area
8. Bench bleed the new master cylinder - Bench bleed the new master cylinder before installation per manufacturer procedure
9. Prepare the new master cylinder - Inspect the new cylinder and verify it matches the original
10. Install the new master cylinder - Position the new cylinder and secure with mounting bolts
11. Connect the push rod - Connect the push rod to the brake pedal linkage
12. Reconnect brake lines - Reconnect the brake lines to the master cylinder
13. Fill with brake fluid - Fill the reservoir with the recommended brake fluid
14. Bleed the brake system - Bleed the entire brake system to remove all air
15. Check pedal feel - Test the brake pedal for proper feel and travel
16. Reconnect battery - Reconnect the negative battery cable
17. Check for leaks - Inspect all connections for brake fluid leakage
18. Test operation - Test drive the vehicle at low speed to verify proper braking performance
19. Re-check fluid level - Re-check and top up brake fluid level after the test drive

• Material Verification: Confirms housing and seal materials meet OE specifications
• Dimensional Inspection: Bore size, mounting dimensions, and port positions verified against OEM tolerances
• Leakage Testing: 100% pressure-tested for internal and external fluid leakage
• Piston and Seal Inspection: Seal integrity and piston smoothness verified for reliable operation
• Surface Finish Inspection: Machined surfaces checked for proper finish
• Visual Inspection: 100% checked for casting defects, machining flaws, or damage
• Packaged Safely: Protected and securely packaged to prevent contamination and damage during transit

• Neutral export packing or customized packaging available
• Carton or wooden case for safe transportation
• Fast delivery for stock items
• Shipping by Express Air or Sea

For pricing, availability, or bulk purchase of the Brake Master Cylinder Assembly 8-97171710-0 For ISUZU NKR NPR 8971717100, please contact our sales team for a competitive quote and expert technical support.