8973497080 Isuzu CYLINDER; WHEEL, Price: 177.05$, Weight: 1.584kg


Make Number Name Availability Weight, kg Ship in, Days Price

Isuzu

8973497080

CYLINDER; WHEEL

3

1.584

2-3

177.05$

 

Originals

Make Number Name Availability Weight, kg Processing, days Price  
Napco
8973497080 
WC/ 8-97349-708-0-NAP ISUZU NMR 6.2T
13
1.822
4-5
14.56$
 

Rear Wheel Brake Cylinder for Isuzu

Why this part is essential

Keep your Isuzu’s drum braking system safe and consistent with a fresh rear axle brake wheel cylinder. It converts pedal force into steady hydraulic push on both shoe pistons, giving firm pedal feel, straight stops, and even shoe wear. Perfect for work trucks, pickups, and SUVs that carry loads or tow. Replacing a tired unit restores braking balance and helps pass safety inspections.

How it works

Inside the cast body, a precision‑honed bore guides two pistons sealed by EPDM cups. When the master cylinder raises fluid pressure, each piston moves outward to press the shoes against the drum. Dust boots block grit and moisture, while a bleed screw lets you purge air for a solid, high pedal. Correct port threads and mounting ears ensure leak‑free hookups and proper shoe travel.

When it fails ⚠️

Typical signs are a wet backing plate, soft or sinking pedal, brake pull to one side, uneven shoe wear, or fluid on the inside of the tire. Ignore it and you risk longer stopping distance, overheated drums, contaminated linings, and loss of rear braking in hard stops.

Fitment & tips

Built to OE dimensions and ports (OE ref 8973497080), it installs with no mods. Replace in axle pairs, torque line fittings gently, use fresh DOT 3/4 fluid, and bleed the circuit. Adjust the star wheel, check return springs and drums, and bed new shoes. Corrosion‑resistant finish and quality seals deliver long service. ✅️