Refresh a worn front brake caliper with new piston seals and piston boots using the Dorman First Stop Brake Caliper Repair Kit D670166. It is listed for many models, among them the 2006-2010 Jeep Grand Cherokee, 2009-2015 Chevrolet Traverse and 2007-2016 GMC Acadia. This disc brake caliper repair kit is designed to match the original components needed to repair the caliper, helping return the disc brakes to proper operation on the specified vehicles.
- Direct replacement: designed to match the original seal and boot components required for the caliper repair on the listed applications.
- Kit contents: two piston seals and two piston boots, both made of EPDM rubber and finished in black.
- Sized for a 2.125 in. piston bore: piston seal end 1 outside diameter of 53.9 mm; piston boot inside diameter of 37.5 mm, outside diameter of 61.9 mm, boot length of 10.2 mm and material thickness of 0.7 mm.
- Durable construction: made from quality components for dependable performance and a long service life.
- Trustworthy quality: backed by a United States team of product experts and more than a century of automotive experience.
Signs the caliper seals and boots may need replacing include a torn or cracked piston boot, brake fluid seeping at the caliper, or a piston that drags and wears the pads unevenly. Diagnose the cause before replacing parts. Installation hardware, bolts, pins and caliper grease are not included; consult the vehicle service information for the correct hardware and lubricant.
The listed applications call for a quantity of one. See the "Vehicles it fits" section for full details.
Item grade: standard replacement. Country of origin: China.
Interchange: 143.58005
14358005 · 41509K · 41254
Frequently Asked Questions
What comes in the Dorman D670166 kit?
The kit contains two piston seals and two piston boots, both made of EPDM rubber. Installation hardware, bolts, pins and caliper grease are not included.
Is this the right Jeep Grand Cherokee brake caliper repair kit for a 2006-2010 model?
Yes, it is listed as a front application for the 2006-2010 Jeep Grand Cherokee with all engines. See the "Vehicles it fits" section for the full application list.
What bore size is this kit sized for?
It is sized for a 2.125 in. piston bore. The piston seal's end 1 outside diameter is 53.9 mm, and the piston boot measures 37.5 mm inside and 61.9 mm outside.
What are signs a caliper may need new seals and boots?
Signs may include a torn or cracked piston boot, brake fluid seeping at the caliper, or a piston that drags and wears pads unevenly. Diagnose the cause before replacing parts.
What part numbers does D670166 interchange with?
It cross-references 143.58005 (also written 14358005), 41509K and 41254.
