1990 Ford Aerostar Rear W37856 Cast Iron Drum Brake Wheel Cylinder, Automotive Hydraulic Brake Replacement with Bore, Thread and Mounting Fitment Check for Steady Drum Brake Performance

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 1990 Ford Aerostar 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

💡 Why do bore diameter, brake line thread and bleeder location matter in hydraulic brake repair? Correct hydraulic and mounting details help the cylinder seal, bleed and operate as intended. - 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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