1 / 4NAPA Adaptive One Brake Caliper Single Piston Floating Remanufactured (NAPA part 1681XB). NAPA Adaptive One brake caliper, remanufactured to meet or exceed…
Product description
NAPA Adaptive One Brake Caliper Single Piston Floating Remanufactured (NAPA part 1681XB).
NAPA Adaptive One brake caliper, remanufactured to meet or exceed original-design specifications. NAPA says units are inspected and piston-movement tested, coated for corrosion resistance, mechanically/chemically cleaned, and supplied with new rubber components, pin boots and bleeder screws; applicable units include bracket and banjo bolts/copper crush washers. Friction-ready; brake pads are not included.
Official specifications
- partNumber: ADC 1681XB
- line: Adaptive One Brake Calipers
- caliperType: Floating
- pistonQuantity: Single
- pistonDiameter: 38 mm
- mountingBracketIncluded: true
- position: Rear Left
- inletType: Banjo Bolt
- inletThreadSize: M12-1.0
- bleederThreadSize: M10-1.0
- finish: Black Coated
- castingMaterial: Aluminum
- newOrRemanufactured: Remanufactured
- warranty: Limited lifetime
NAPA Official Product Details
NAPA warranty: Limited Lifetime-See Manufacturers Written Policy
- Adaptive One Brake Calipers Offer a Durable, Proprietary Coating, Which Provides Protection Against Corrosion by Preventing Elements Like Salt, Snow & Water From Contacting the Caliper’s Housing & Included Brackets. Every Adaptive One Brake Caliper is Remanufactured Under the Highest Quality Standards to Meet or Exceed the Specifications Required by the Original Design & Tested During the Assembly Process for Leaks, Free Moving Pistons & Smooth Bracket Sliding.
- Brake Calipers & Components Are Thoroughly Inspected & Tested To Meet Or Exceed OEM Specifications Ensuring Quality. Every Caliper Is Piston Movement Tested During Remanufacturing To Ensure It Meets Original Equipment Performance.
- Each Caliper Is Coated w/ A Proprietary Electrodeposition Coating Or Application Specific OE Color Powder Coat.
- Each Caliper Is Mechanically & Chemically Cleaned Prior To Finished Good Applied Coatings & Assembly. No Environmentally Unsafe Remanufacturing Processes Used.
- FRICTION READY : Indicates that the caliper has all the hardware and components except the brake pads
- MOUNTING BRACKET : All calipers come with the mounting bracket 100% of the time where O.E. designed
- MOUNTING BRACKET THREADS : Chased and inspected
- never worry about cross threading
- PIN BOOTS : New pin boots reduce the chance that moisture and contaminates will cause corrosion, which can affect caliper guide bolts and slide pins
- RUBBER COMPONENTS : All rubber components are 100% replaced, ensuring brakes perform at an optimum level
- BRAKE INLET : Banjo bolts and copper crush washers provided (where applicable) to ensure proper seat on the brake inlet and caliper housing
- PHENOLIC PISTONS : OE specifications matched to ensure proper heat dissipation \*\* Steel not used as Phenolic substitute
Vehicle compatibility
Verified fitment — high-confidence structured evidence
Compatibility table1 vehicle
Compatibility data comes from structured seller fitment and listing metadata. When in doubt, the OE number is the ground truth — match it against your vehicle’s parts catalog or ask our team.
Technical details
Photos show the actual item where provided by the seller. Report inaccurate listings to our team.







