Shocks & Components for 2017 Ford Police Interceptor Sedan
- Aero Ground Effects & Body Kits
- Aperture Panel
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Frame
- Front Door
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Interior Trim - Trunk
- Jack & Components
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Navigation System Components
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Steering Wheel
- Stripe Tape & Decals
- Structural Components & Rails
- Sunroof
- Supports
- Switches, Solenoids & Actuators
- Tracks & Components
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Universal
- Windshield & Components
- Wiper & Washer Components
- ABS Components
- Adjustable Brake Pedal
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Stability Control
- Switches, Solenoids & Actuators
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Automatic Transaxle
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Doors
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Lamps
- Flasher Units, Fuses, & Circuit Breakers
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- High Mount Lamps
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Seat Belt
- Senders
- Sensors
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Adapter Housing
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Cooler
- Oil Pan
- Oil Pump
- Pumps
- Switches, Solenoids & Actuators
- Transaxle Parts
- Valve & Timing Covers
- Valve Train Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Alignment
- Axle Components
- Brackets, Flanges & Hangers
- Bushings
- Center Cap
- Crossmembers & Components
- Drive Axles
- Drive Shaft
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Shocks & Components
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
- Aero Ground Effects & Body Kits
- Aperture Panel
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Frame
- Front Door
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Interior Trim - Trunk
- Jack & Components
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Navigation System Components
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Steering Wheel
- Stripe Tape & Decals
- Structural Components & Rails
- Sunroof
- Supports
- Switches, Solenoids & Actuators
- Tracks & Components
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Universal
- Windshield & Components
- Wiper & Washer Components
- ABS Components
- Adjustable Brake Pedal
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Stability Control
- Switches, Solenoids & Actuators
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Automatic Transaxle
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Doors
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Lamps
- Flasher Units, Fuses, & Circuit Breakers
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- High Mount Lamps
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Seat Belt
- Senders
- Sensors
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Adapter Housing
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Cooler
- Oil Pan
- Oil Pump
- Pumps
- Switches, Solenoids & Actuators
- Transaxle Parts
- Valve & Timing Covers
- Valve Train Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Alignment
- Axle Components
- Brackets, Flanges & Hangers
- Bushings
- Center Cap
- Crossmembers & Components
- Drive Axles
- Drive Shaft
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Shocks & Components
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
Browse Categories
Select category
- Aero Ground Effects & Body Kits
- Aperture Panel
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Frame
- Front Door
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Interior Trim - Trunk
- Jack & Components
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Navigation System Components
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Steering Wheel
- Stripe Tape & Decals
- Structural Components & Rails
- Sunroof
- Supports
- Switches, Solenoids & Actuators
- Tracks & Components
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Universal
- Windshield & Components
- Wiper & Washer Components
- ABS Components
- Adjustable Brake Pedal
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Stability Control
- Switches, Solenoids & Actuators
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Automatic Transaxle
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Doors
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Lamps
- Flasher Units, Fuses, & Circuit Breakers
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- High Mount Lamps
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Seat Belt
- Senders
- Sensors
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Adapter Housing
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Cooler
- Oil Pan
- Oil Pump
- Pumps
- Switches, Solenoids & Actuators
- Transaxle Parts
- Valve & Timing Covers
- Valve Train Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Alignment
- Axle Components
- Brackets, Flanges & Hangers
- Bushings
- Center Cap
- Crossmembers & Components
- Drive Axles
- Drive Shaft
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Shocks & Components
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
- Aero Ground Effects & Body Kits
- Aperture Panel
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Frame
- Front Door
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Interior Trim - Trunk
- Jack & Components
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Navigation System Components
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Steering Wheel
- Stripe Tape & Decals
- Structural Components & Rails
- Sunroof
- Supports
- Switches, Solenoids & Actuators
- Tracks & Components
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Universal
- Windshield & Components
- Wiper & Washer Components
- ABS Components
- Adjustable Brake Pedal
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Stability Control
- Switches, Solenoids & Actuators
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Automatic Transaxle
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Doors
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Lamps
- Flasher Units, Fuses, & Circuit Breakers
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- High Mount Lamps
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Seat Belt
- Senders
- Sensors
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Adapter Housing
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Cooler
- Oil Pan
- Oil Pump
- Pumps
- Switches, Solenoids & Actuators
- Transaxle Parts
- Valve & Timing Covers
- Valve Train Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Alignment
- Axle Components
- Brackets, Flanges & Hangers
- Bushings
- Center Cap
- Crossmembers & Components
- Drive Axles
- Drive Shaft
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Shocks & Components
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
Shocks & Components for 2017 Ford Police Interceptor Sedan
No.
Part # / Description / Price
Price
1
Shock Absorber Assembly 
Ford
Ford Positions: Left
Notes: PARTS: Order by application. Part has related component that cannot be reused/reinstalled; lower bolt.
Description: Taurus. With painted calipers. Police Interceptor Sedan. 2wd, 2013-19, 3.5L turbo, without hd suspension. 2wd, 2013-19, 3.7L, without hd suspension. Exc.Performance Package.
Regular Price $229.85 CAD
$158.03 CAD
Regular Price $229.85 CAD
$158.03 CAD
2
2010-2020 Ford Shock Lower Bolt Ford
Ford Positions: Right
Notes: PARTS: Part cannot be reused/reinstalled.
Description: Shock,lower bolt. Without 4wd. Lateral arm,mount bolt. With brembo brakes. 2wd, 2010-12. Awd 2010-12. Shock,mount bolt. Fwd. With awd 2013-16. 2wd 2013-19.
Regular Price $9.25 CAD
$5.79 CAD
Regular Price $9.25 CAD
$5.79 CAD
3
2012-2019 Ford Upper Insulator Ford
Ford Positions: Right
Description: MKS. 3.7l. Fwd.
Regular Price $66.27 CAD
$49.70 CAD
Regular Price $66.27 CAD
$49.70 CAD
4
2013-2019 Ford Coil Spring Ford
Ford Positions: Right
Notes: PARTS: Order by application. Part has related component that cannot be reused/reinstalled; lower bolt.
Regular Price $203.02 CAD
$152.26 CAD
Regular Price $203.02 CAD
$152.26 CAD
5
2009-2019 Ford Upper Spring Insulator Ford
Ford Positions: Rear upper
Description: Taurus. Awd. To 9/20/10.
Regular Price $38.48 CAD
$28.86 CAD
Regular Price $38.48 CAD
$28.86 CAD
6
Regular Price $18.60 CAD
$13.95 CAD