OEM parts categories for 2004 Chevrolet Tracker 4WD: Body Mounting, Air Conditioning, Audio/Entertainment (A/C Control System, A/C Evaporator Assembly, A/C System, Air Distribution System, Audio System, Body Mounting, Cluster Assembly/Instrument Panel) | Brakes (Brake Caliper, Brake Lines, Brake Master Cylinder & Brake Booster, Brake Pedal & Bracket, Brake Pedal & Brake Switch, Brake System Anti-Lock, Parking Brake Lever And Cable System) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Axle Shaft/Rear & Brake Drum, Brake Assembly/Rear Drum, Differential Carrier , Rear Axle, Case & Gears, Prop Shaft/Front & Rear, Rear Axle Housing & Vent, Skid Plates & Shields-Body Plugs & Rear Wheelhouse Liners, Wheels & Hub Caps) | Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers (Console/Floor, Door Hardware , Glass, Regulator & Handle, Door Hardware/Side Front, Lock Mechanism, Cylinder & Handle, Door Hardware/Side Rear, Glass, Regulator & Handle, Door Hardware/Side Rear, Lock Mechanism & Handle, Door Trim/Side Front, Door Trim/Side Rear, Floor Covering & Related Parts, Front Seat/Bucket, Instrument Panel & Related Parts, Locks, Rear Seat/Folding, Seat Belts, Sheet Metal/Body Side, Sunshade & Interior/Exterior Mirrors, Trim Interior, Underbody Framing, Windshield & Side Window, Wiper System/Windshield) | Cooling System, Grille, Oil System (Engine Coolant Pump & Related Parts, Engine Coolant Thermostat & Hose, Engine Oil Pump, Front Bumper & Grille, Radiator & Related Parts) | Engine (Camshaft & Valves, Clutch & Release Fork, Clutch Cylinders/Hydraulic, Clutch Pedal And Bracket, Crankshaft & Piston, Cylinder Block, Cylinder Head & Camshaft Cover, Engine Gasket Kit, Engine Mounting, Oil Pan & Related Parts, Timing Belt/Timing Chain & Cover) | Frames, Springs, Shocks, Bumpers, Fascias (Bumper/Rear, Frame, Spare Wheel Carrier And Cover, Suspension/Rear) | Front Axle, Front Suspension, Steering (Differential Carrier/Front Axle Gears & Inner Shaft, Drive Axle/Front Housing, Drive Axle/Front Housing, Mounting, & Actuator, Drive Axle/Front Shafts, Joints, Hub, & Bearings, Steering Column & Related Parts, Steering Gear & Linkage, Steering Pump Assembly & Related Parts, Steering Wheel With Air Bag, Suspension/Front, Suspension/Front Cross Member, Suspension/Front-Stabilizer Bar) | Front End Sheet Metal, Heater (Blower Assembly, Fender & Wheelhouse/Front End, Heater Assembly, Hood & Lock Control, Jack & Tool Stowage, Sheet Metal/Front End) | Fuel System, Exhaust, Emission System (Accelerator Pedal & Control, Air Intake System, Cruise Control, Emission Controls, Exhaust Manifold, Exhaust System, Fuel Injector Rail, Fuel Pump & Fuel Supply System, Fuel Pump Module, Filter & Fuel Supply System, Fuel Tank & Related Parts, Intake Manifold, Throttle Body) | Rear Body Structure, Moldings & Trim, Cargo Stowage (Moldings, Moldings & Body Side Garnish, Moldings/Wheel Opening Flares, Nameplates & Ornamentation, Rear Door, Rear Door & Endgate Lock & Mechanism) | Starter, Generator, Ignition, Electrical, Lamps (Battery Cables , Battery & Horn, Engine Electrical, Generator Assembly, Instrument Panel Electrical Switches, Relays, & Modules, Lamps/Front, Lamps/Rear, Starter Motor, Wiring Harness Engine, Instrument Panel, Body & Related Parts) | Transfer Case (Shift Control, Transfer Case Halves, Switches & Speed Sensor, Transfer Case Internal Parts) | Transmission - Automatic (Automatic Transmission Case, Adapter, Housing, & Speed Sensor, Automatic Transmission Clutches & Plates, Automatic Transmission Drive, 2nd Brake, Automatic Transmission Gasket Kit, Automatic Transmission Internal Gearing, Automatic Transmission Oil Cooler Pipes & Hoses, Automatic Transmission Oil Pan, Indicator, & Wiring Harness, Automatic Transmission Overdrive Clutch & Related Parts, Automatic Transmission Parking Lock, Automatic Transmission Valve Body Overhaul Kit, Automatic Transmission Valve Body, Control Valves, & Fluid Filter, Shift Control) | Transmission - Manual (Manual Transmission Case, Extension, Clutch Housing, & Speed Sensor, Manual Transmission Internal Parts, Manual Transmission Shift Lever & Boot)