Street Master manual locking hubs engineered to replace problematic 1998 to early 2000 Ford Ranger and Mazda B Series 27 spline PVH Pulse Vacuum Hubs with durable manual engagement and hardened nylon dial construction.

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Mile Marker STREET MASTER Locking Hubs for 1998 to early 2000 Ford Ranger and equivalent Mazda B Series applications are engineered specifically to replace factory PVH Pulse Vacuum Hubs, a system known for engagement issues and premature failure. Designed for 27 spline cartridge style front axles, these hubs convert the vacuum actuated OE design into dependable manual locking hubs that restore direct driver control and long term reliability. The factory PVH system relies on vacuum engagement that can fail due to leaks, wear, or contamination, leaving drivers without consistent 4WD performance. STREET MASTER eliminates that vulnerability by providing positive mechanical engagement when needed. Constructed with a military specification hardened nylon center dial, these hubs are engineered to provide durable operation while protecting surrounding drivetrain components in the unlikely event of failure. This intentional material choice reduces the risk of damage to more expensive axle components. Precision engineered internal components deliver smooth locking action and reliable torque transfer under load. Designed as a direct replacement for the PVH hub assembly, installation is straightforward with no complex modifications required. These hubs will not work with live axle configurations and are intended specifically for PVH equipped Ranger and Mazda B Series models of the same production years. Built for daily drivers and light duty off road use, STREET MASTER restores confidence in front axle engagement while maintaining Mile Marker?s commitment to real world performance and installer focused design.

• Converts failure prone PVH vacuum hubs to reliable manual engagement.
• Military spec hardened nylon dial protects drivetrain components.
• Designed specifically for 27 spline 1998 to early 2000 Ranger and Mazda PVH systems.
• Eliminates vacuum engagement failures and restores driver control.
• Direct cartridge style replacement simplifies installation.

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Information:

Engineered specifically for 27 spline PVH Pulse Vacuum Hub applications on early 1998 to 2000 Ford Ranger and Mazda B Series models. No additional conversion kit required for direct PVH replacement. Not compatible with live axle front end systems. Always inspect axle shaft splines, hub assembly, and vacuum components prior to removal and installation. Follow manufacturer torque specifications during installation.

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Application Summary:

Year	Make/Model
1998-2000	Ford Ranger
1998-2008	Mazda B3000
1998-2008	Mazda B4000