1991 Ford Explorer Rear W37856 Cast Iron Drum Brake Wheel Cylinder, Hydraulic Brake Replacement with Bore, Inlet Thread, Bleeder and Exact Axle Fitment Checking for Reliable Drum Brake Service

W37856 hydraulic drum brake cylinder replacement
✔️ Hydraulic cylinder, rear fitment, bore, inlet thread and bleeder

This listing includes one W37856 drum brake wheel cylinder for 1991 Ford Explorer rear hydraulic brake service. It is a handy replacement when the bore, inlet thread, mounting points, axle side and exact vehicle application match.

✅ Part number: W37856
✅ Type: Drum Brake Wheel Cylinder
✅ Brake position: Rear
✅ Bore diameter: 0.875 in
✅ Casting material: Cast Iron
✅ Brake inlet thread: 3/8-24 in
✅ Thread diameter: 3/8
✅ Bleeder screw included: Yes
✅ Bleeder screw cap included: No
✅ Package contents: 1 Drum Brake Wheel Cylinder
✅ Item weight: Data not available

💡 How do bore size, inlet thread and rear position affect wheel cylinder fitment? Those details control hydraulic volume, brake line connection, mounting and drum brake response. - Confirm year, make, model, axle position and left or right side - Compare bore, inlet thread, housing, bleeder and mounting points - Inspect brake lines, shoes, springs and drum hardware during service

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