Straight Up Quality Rock Solid Vacuum Brake Booster Replacement Fits Chrysler Town Country Dodge Grand Caravan 2008 To 2010 Models With Br3 Or Br4 Brakes No Sensor

Single direct swap vacuum brake booster for minivan models
✔️ Steel dual booster fits BR3 BR4 brakes 242 mm overall

This single replacement unit restores firm pedal pressure on full size vans. Shop owners and weekend wrenches pull it to fix soft brakes or leaking seals on older vehicles. Swapping it out is pretty handy when stock units fade out. You bolt it straight onto the firewall and reconnect the vacuum line to get your stopping power back on track. The main diaphragm reads 242 mm (9.54 in) across the face. Cross reference codes like 2721802AC, 4721803AA, and 5472915 help you verify catalog listings quickly.

✅ Corrosion resistant steel housing lasts through harsh road salt seasons
✅ Twin rubber diaphragm design grabs air faster for lighter foot application
✅ Factory vacuum check valve attaches securely to maintain constant suction
✅ Stud thread pitch measures 1.25 mm (.05 in) diameter for solid grip

💡 How do you verify compatibility before swapping a cabin brake assist unit? Matching flange geometry prevents messy interference during install.
- locate the firewall mounting holes and measure across the posts
- peel back the interior carpet to check clearance behind the cylinder
- inspect the piston pushrod length to avoid Pedal binding issues

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