MA15500-G | *New* Lucas H-Series Hydraulic Maxi Brake (KSH101A) MA15502X

LUCAS MAXIBRAKE MA15500-G HYDRAULIC SPRING PARKING BRAKE CHAMBER - Contains 1 Air Port & 2 Bleeder Ports (AIR & HYDRAULIC)

PART NUMBER(S):
Haldex: MA15500, MA15500X (Reman) MA15500X, E-6120X, MA15502, MA15502X, MA15510, KSH101A, KSH101AX, KSH101E, KSH101F, KSH101H
Ford: F6HT-2B651-AA, F6HZ-2225-AA, F8HZ-2225-AB, E4HT2B651AC, E6HT2B651AA, E6HT2B651AB, E6HZ2225E
Meritor: R476120, R476120X
Midland: MA15500, MA15500X

DESCRIPTION:
Model: MA15500-G Hydraulic Maxi Brake
Vehicles: Ford LN/LNT-Series, FT, B-Series, C-Series, L, LT, LTS trucks

• Hydraulic spring-applied parking brake with integrated service brake
• Rod stroke: 2.00" (51 mm), 1.75-12 UN thread, 105 mm length
• Chrome-plated, cut-to-fit push rod with 5/8-18 UNF thread
• Steel piston with nylon bearing to reduce lateral drag
• Epoxy-coated power spring for corrosion resistance
• Chamber diameter: 127 mm, straight band clamp, 0° offset
• Max operating pressure: 125 PSI hydraulic
• Port: 3/8-18 NPTF hydraulic inlet
• Compatible with ATF only (not brake fluid)

Applications:
Designed for medium-duty Ford vocational vehicles using Lucas Girling or Haldex hydraulic brake systems. Common on trucks requiring spring-applied parking brake + hydraulic service braking. Also compatible with trailer hydraulic braking systems with 5" brake shoes and matching backing plates.

CROSS-REFERENCE(S):

KSH101E, KSH101ES005, KSH101A, KSH101AX, KSH101F, KSH101H, MA15502, MA15502X, MA15510, MAX15500, MAX15500X, MAX15502, MAX15502X, E4HT-2B651-AC, E6HT-2B651-AA, E6HZ-2225-E, F6HT-2B651-AA, F6HZ-2225-AA, 767653016313, N36000X, KSH101E-NEW, KSH101E-REM, 070-MA15500, 070-MA15502, 15500G, 15500GX, 15500, 15500X, MA15500G, MA15500GX, MA15502G, MA15502GX, P-68137, HDXMA15500, HDXMA15500X, UBA15500, MA15501, ZZMA15500, E6120, E6HT2B651AB, U40MA15500, 179.MA15500, 5396-MA15500, 767653016306, HDX MA15500, KSH101E-S, MBIMA15500, MIDMA15500, R426120X, E-6120, F8HZ-2225-AB, 15502, 179MA15500, 3518109, 5396-MA15502, 5396MA15500, 5396MA15502, 729374259844, 76120, 9MMB101H, BGIMA15502, BGMA15502, BXR101, CE6120, DMA15502, E-6120X, E4HT2B651AC, E6120X, E6HT2B651AA, E6HZ2225E, E7208, EIE6120, EIE7208, EU6120, EU729374259844, EUCE6120, EUE6120, F6HT2B651AA, F6HZ2225AA, F8HZ2225AB, GHE6120, HALMA15502, HBMA15500, HDXMA15502, IMA15500, IMA15502, KSH101ES, MA15500, MA15500X, MA15502M1D, MA15502R, MA15503, MB101H, MBIMA15502, MBMA15500, MBMA15502, MDMA15502, MIDMA15502, MIMA15500, MIMA15502, MSMA15502R, MX101F, MXMA15502, PR101H, PX101H, Q8MA15502, R101R, R476120, R476120X, SH101F, TEXKSH101F, XKSH101F, ZZMA15500X, ZZMA15502, ZZMA15502X

A cross-reference listing means this part may replace the listed numbers. Validate all dimensions before installation.

IMPORTANT INSTALLATION NOTES:
✔ Use only ATF – never DOT brake fluid
✔ Torque mounting studs: 125–150 lb-ft
✔ Adjust push rod length to OEM spec before installation
✔ Bleed all trapped air via bleeder ports before activation
✔ Confirm 5/8-18 UNF push-rod thread matches your clevis/yoke
✔ Ensure 3/8-18 NPTF port is sealed correctly
✔ Replace in axle pairs for balanced performance
✔ Follow OSHA lockout/tagout procedures during service

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