Dodge Nitro. Manual - part 360

The caliper should be replaced if the bore is severely corroded, rusted, scored, or if polishing would increase 
bore diameter more than 0.025 mm (0.001 inch). 

Fig. 27: Polishing Piston Bore - Typical 
Courtesy of CHRYSLER LLC 

ASSEMBLY 

DISC BRAKE CALIPER 

1 - SPECIAL HONE
2 - CALIPER
3 - PISTON BORE

 

2007 Dodge Nitro R/T 

2007 BRAKES Base - Service Information - Nitro

  

Fig. 28: Installing Bushings & Boots - Typical 
Courtesy of CHRYSLER LLC 

1. Lubricate caliper piston bore, new piston seal and piston with clean brake fluid.  

2. Lubricate caliper bushings and interior of bushing boots with silicone grease.  

3. Install bushing boots (2) in caliper, then insert bushing into boot and push bushing (1) into place. 

1 - BUSHING
2 - BOOT

CAUTION: Dirt, oil, and solvents can damage caliper seals. Insure assembly area is 

clean and dry.

 

2007 Dodge Nitro R/T 

2007 BRAKES Base - Service Information - Nitro

  

Fig. 29: Installing Piston Seal - Typical 
Courtesy of CHRYSLER LLC 

4. Install new piston seal into seal groove (1) with finger. 

1 - SEAL 
GROOVE
2 - 
PISTON 
SEAL

 

2007 Dodge Nitro R/T 

2007 BRAKES Base - Service Information - Nitro

  

Fig. 30: Dust Boot On Piston - Typical 
Courtesy of CHRYSLER LLC 

5. Install new dust boot on caliper piston and seat boot in piston groove (1). 

 

2007 Dodge Nitro R/T 

2007 BRAKES Base - Service Information - Nitro