Harley-Davidson
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2001 Harley-Davidson Heritage Classic

1450cc Twin Cam 88 V-twin (counterbalanced 88B) · air-cooled · belt drive
Typical for 2000–2006 · confirm in your manual
All listed trims share these maintenance parts.

Your oil change shopping list

Everything for one DIY oil change
4qtEngine oil20W-50 · H-D Screamin' Eagle SYN3 20W-50 or H-D 360 20W-50 · 3.5 qt with filterBuy on Amazon
1Oil filterHF171Buy on Amazon
1Crush washerFor the drain plugBuy on Amazon

Parts & fluids for the 2001 Heritage Classic, by area of the bike

Each part shows when it's due and who should do it: DIY · EasyDIY · ModerateMechanicDealer or specialist

EngineOil, filters, plugs and valves8 items
Engine oil20W-50 · H-D Screamin' Eagle SYN3 20W-50 or H-D 360 20W-503.5 qt with filter. Use motorcycle oil rated JASO MA or MA2. Car oils with friction modifiers can make a wet clutch slip. On this bike the engine, primary and transmission each have their own oil.
WhenEvery 5,000 mi or once a year
DIY · EasyBuy on Amazon
Oil filterHF171Common cross-reference for this generation. Confirm the fit before you buy.
WhenEvery oil change
DIY · EasyBuy on Amazon
Drain plug crush washerNew washer each changeCheap insurance against leaks. Torque the drain plug to spec; aluminum cases strip easily.
WhenEvery oil change
DIY · EasyBuy on Amazon
Primary chaincase oilH-D Formula+ Transmission & Primary Chaincase Lubricant (or SYN3), approx 32 oz refillThe primary drives the clutch. Use the lubricant your manual lists, not engine oil, unless it says so.
WhenEvery 10,000 mi (check your manual)
DIY · ModerateBuy on Amazon
Transmission oilH-D Formula+ Transmission Lubricant (or SYN3), approx 20-24 oz (5-speed)Drain and refill the gearbox through its own plug and fill cap.
WhenEvery 10,000 mi (check your manual)
DIY · ModerateBuy on Amazon
Air filterFits 2001 Harley-Davidson Heritage ClassicUsually under the seat or tank. A clogged filter costs power and fuel economy.
WhenInspect every service; replace when dirty
DIY · ModerateBuy on Amazon
Spark plugs (2)H-D 6R12Usually easy to reach. Use a plug socket and torque them to spec.
WhenEvery 10,000 mi
DIY · ModerateBuy on Amazon
Valve adjustmentHydraulic liftersHarley Big Twins use self-adjusting hydraulic lifters.
WhenNo adjustment needed
Mechanic
Final drive (belt)What turns the rear wheel2 items
Drive beltFits 2001 Harley-Davidson Heritage ClassicBelts are clean and quiet. Rocks are their enemy: check for chips and missing teeth.
WhenCheck tension and condition every service; replace when cracked or worn (often 40,000–100,000 mi)
MechanicBuy on Amazon
Belt tension checkBelt tension gaugeToo tight wears bearings; too loose can skip teeth.
WhenEvery 5,000 mi
DIY · ModerateBuy on Amazon
BrakesPads and fluid3 items
Front brake padsFits 2001 Harley-Davidson Heritage ClassicFront pads wear faster because they do most of the braking.
WhenInspect every 4,000 mi; replace at about 2 mm of pad
DIY · ModerateBuy on Amazon
Rear brake padsFits 2001 Harley-Davidson Heritage Classic
WhenInspect every 4,000 mi; replace at about 2 mm of pad
DIY · ModerateBuy on Amazon
Brake fluidDOT 5Never mix DOT 5 (silicone) with DOT 3/4. Check what your reservoir cap says.
WhenEvery 2 years
DIY · ModerateBuy on Amazon
Tires & wheelsYour only contact with the road3 items
Front tireMT90B16Check pressure before every ride; it's on the swingarm or frame sticker.
WhenAt 2/32" of tread, or 5–6 years old
MechanicBuy on Amazon
Rear tireMU85B16Rear tires usually wear out about twice as fast as fronts.
WhenAt 2/32" of tread, or 5–6 years old
MechanicBuy on Amazon
Tire pressure gaugeDigital or dial gaugeUnder-inflated tires make a bike handle badly and wear fast.
WhenBefore every ride
DIY · EasyBuy on Amazon
ElectricalBattery and bulbs2 items
BatteryYTX20HL-BSKeep it on a battery tender if the bike sits for more than a couple of weeks.
WhenMost last 3–5 years
DIY · EasyBuy on Amazon
Battery tenderSmart maintainerThe best way to make a motorcycle battery last.
WhenWhenever it's parked for winter
DIY · EasyBuy on Amazon
Suspension & controlsForks, clutch and cables3 items
Fork oil & sealsFork oil per your manualOil on the fork tubes means a leaking seal. Service both forks together.
WhenEvery 2 years or 15,000 mi; seals when they leak
MechanicBuy on Amazon
Clutch & throttle cablesCable lubeCheck the free play at the lever; a frayed cable should be replaced right away.
WhenLube and adjust every 4,000–6,000 mi
DIY · EasyBuy on Amazon
Steering head & swingarm bearingsInspect for playNotchy steering or a clunk when braking points to worn bearings.
WhenEvery 12,000 mi
Mechanic

Owner's manual for the 2001 Harley-Davidson Heritage Classic

Amazon fit lists aren't always perfect. Your owner's manual has the exact oil, capacities and part numbers for your bike, so check it before you buy.

Free official Harley-Davidson owner's manual →From Harley-Davidson's owner site. Pick your model and year.Printed owner's manual on Amazon →Original and reprint manuals for the 2001 Harley-Davidson Heritage Classic.Clymer & Haynes repair manuals →Step-by-step service manuals that home mechanics swear by.

Every 5,000 miles: what's due

Pick your mileage to see what comes due at that service.

5,000 miles 2 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
10,000 miles 4 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Spark plugsevery 10,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
  • Primary & transmission oilevery 10,000 mi
15,000 miles 2 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
20,000 miles 4 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Spark plugsevery 10,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
  • Primary & transmission oilevery 10,000 mi
25,000 miles 2 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
30,000 miles 4 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Spark plugsevery 10,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
  • Primary & transmission oilevery 10,000 mi
35,000 miles 2 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
40,000 miles 4 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Spark plugsevery 10,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
  • Primary & transmission oilevery 10,000 mi
45,000 miles 2 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
50,000 miles 4 items
  • Engine oil & filterevery 5,000 mi
    Shop part →
  • Spark plugsevery 10,000 mi
    Shop part →
  • Brake pads & tires inspectionevery 5,000 mi
  • Primary & transmission oilevery 10,000 mi

Other years: 2000 Heritage Classic · 2002 Heritage Classic · All Heritage Classic years

Motorcycle specs on PartSpec are typical values for this generation and haven't all been checked against the manufacturer yet. Confirm the oil, capacities and part numbers in your owner's manual before you buy. Read the full disclaimer

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