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Harley-Davidson · Harley-Davidson Evolution Sportster (1986-2021)

Freewheeler (1868 cc)

Library entry covers 2015-2025

50 factory 28 guideline

Published source

Harley-Davidson 2018 Maintenance Schedules, Table 4-1 Regular Service Intervals: Trike Models

Factory factory bulletin. Covers 2018 Trike models table.

78 items for a 2019 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)

Engine cycle: Four-stroke
Engine lubrication: Dry sump (separate oil tank)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Hydraulic lifters (no routine clearance adjustment)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Air / oil cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Separate gearbox oil
Clutch control: Hand lever, cable
Final drive: Toothed belt
Front suspension: Telescopic fork
Rear suspension: Swingarm, twin shocks
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2019 Harley-Davidson Freewheeler (1868 cc)

On the road: every 200 mi

1 item

Check engine oil level

Pre-ride / on the road

Guideline

Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

On the road: every 300 mi

2 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline

Every 3,000 mi or 12 months

6 items

Check throttle cable(s) free play and return

Fuel and air

Guideline
Check steering head bearing adjustment

Front end

Guideline
Inspect fork seals, stanchions and fork boots

Front end

Guideline
Check footrests, pegs, rear brake and gear lever pivots

Rear suspension and frame

Guideline
Grease and check center / side stand and springs

Rear suspension and frame

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 4,000 mi or 12 months

2 items

Inspect, clean and gap spark plugs

Engine

Guideline
Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

Guideline

Every 5,000 mi or 12 months

9 items

Change engine oil

Engine

Factory

Manual: Replace engine oil and filter. Factory: First 1,000 mi/1,600 km, then every 5,000 mi/8,000 km; annually if sooner.
Check air suspension pressure, operation and leakage

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 1: perform annually or at specified intervals, whichever comes first; note 4: dealer should perform unless you have the proper tools, service data and mechanical qualification; note 8: perform more often in severe riding conditions
Inspect exhaust system for leaks, cracks and loose or missing fasteners or exhaust shields

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 1: perform annually or at specified intervals, whichever comes first; note 8: perform more often in severe riding conditions
Replace oil filter

Engine

Factory

Manual: Replace engine oil and filter. Factory: Replaced with the oil, every 5,000 mi/8,000 km or annually.
Inspect fuel lines and fittings for leaks, contact or abrasion

Ignition and electrics

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 1: perform annually or at specified intervals, whichever comes first; note 4: dealer should perform unless you have the proper tools, service data and mechanical qualification
Check DOT4 clutch fluid and front brake fluid for moisture

Brakes

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 1: perform annually or at specified intervals, whichever comes first; note 4: dealer should perform unless you have the proper tools, service data and mechanical qualification
Check DOT4 rear brake fluid for moisture

Brakes

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 1: perform annually or at specified intervals, whichever comes first; note 4: dealer should perform unless you have the proper tools, service data and mechanical qualification
Inspect brake hoses; replace old rubber

Brakes

Factory

Manual: Inspect oil lines and brake system for leaks, contact or abrasion. Factory: Every service column; annually if sooner.
Inspect tire tread, sidewalls and date codes

Wheels and tires

Factory

Manual: Check front/rear tire pressure, inspect tread. Factory: Every service column; annually if sooner.

Every 5,000 mi

16 items

Check operation of electrical equipment and switches

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Check reverse operation at each service interval

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Clean radiators or oil cooler

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Inspect coolant hoses and clamps

Engine

Factory

Manual: Check engine coolant freeze point, inspect for leaks. Factory: Every service column.
Lubricate trunk lock and latch with HARLEY LUBE

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Road test to verify component and system functions

Engine

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Inspect air cleaner, service as required

Fuel and air

Factory

Factory: every 5000 mi (8000 km); more often in severe conditions (note 8) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Lubricate fuel door hinge and latch with HARLEY LUBE

Fuel and air

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Inspect clutch fluid system for leaks, contact or abrasion

Primary and gearbox

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 3: clutch fluid level rises as the clutch wears
Inspect drive belt, pulleys and tension

Final drive

Factory

Manual: Inspect and adjust drive belt and sprockets. Factory: Every service column.
Check steering damper (friction or hydraulic)

Front end

Factory

Manual: Check hydraulic steering damper. Factory: Every service column; replace or rebuild at 50,000 mi (80,000 km).
Check brake pads and discs

Brakes

Factory

Manual: Inspect brake pads and discs for wear. Factory: Every service column, 1,000 mi then every 5,000 mi.
Inspect and adjust parking brake

Brakes

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 4: dealer should perform unless you have the proper tools, service data and mechanical qualification
Inspect front brake fluid level

Brakes

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km); note 2: brake fluid level drops as the brake pads wear
Inspect rear brake fluid level

Brakes

Factory

Factory: As printed: X in all 11 columns (1,000 mi/1,600 km and every 5,000 mi/8,000 km to 50,000 mi/80,000 km)
Lubricate control cables and lever pivots

Controls and cables

Factory

Manual: Check, adjust and lubricate brake and clutch controls. Factory: Every service column.

Every 6,000 mi or 12 months

5 items

Clean / inspect air filter

Fuel and air

Guideline

Mesh or oiled foam: clean and re-oil. Paper: blow out or replace. Some very early machines have no filter at all.
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Inspect rear shocks for leaks and damping

Rear suspension and frame

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

A dry speedo cable whips the needle and eventually kills the instrument.

Every 10,000 mi or 12 months

11 items

Check front caliper banjo bolt torque

Engine

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check front circuit manifold banjo bolt torque (12 mm)

Engine

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check rear caliper banjo bolt torque

Engine

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check rear circuit manifold banjo bolt torque (10 mm)

Engine

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check rear lug nut torque

Engine

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually; always check within 500-1000 mi after wheel installation (note 9) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check rear master cylinder banjo bolt torque

Engine

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check clutch lever handlebar clamp screw torque

Primary and gearbox

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check rear fork pivot shaft nut torque

Front end

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check front brake and clutch master cylinder banjo bolt torque

Brakes

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check front brake handlebar clamp screw torque

Brakes

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Check hand control fastener switch housing screw torque

Controls and cables

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); annually (note 1) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models

Every 10,000 mi or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 10,000 mi

1 item

Replace primary chaincase lubricant

Final drive

Factory

Factory: first at 1000 mi (1600 km), then every 10000 mi (16000 km); more often in severe conditions (note 8) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models

Every 12,000 mi or 2 years

3 items

Replace air filter element

Fuel and air

Guideline
Synchronize throttle bodies

Fuel and air

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 20,000 mi or 4 years

1 item

Repack / replace wheel bearings

Wheels and tires

Guideline

Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 20,000 mi

2 items

Inspect rear sprocket isolators for wear

Engine

Factory

Factory: marked at 20000 and 40000 mi (32000, 64000 km); dealer item (note 4) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models
Replace transmission lubricant

Primary and gearbox

Factory

Factory: first at 1000 mi (1600 km), then 20000 and 40000 mi (32000, 64000 km) Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models

Every 25,000 mi or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 25,000 mi

1 item

Repack / replace steering head bearings

Front end

Factory

Manual: Inspect, lubricate and adjust steering head bearings. Factory: Disassemble, inspect, lubricate and adjust every 25,000 mi (40,000 km).

Every 30,000 mi or 2 years

1 item

Replace spark plugs

Engine

Factory

Factory: Every two years or 30,000 mi (48,000 km), whichever comes first.

Every 30,000 mi

1 item

Replace coolant

Engine

Factory

Factory: Every 30,000 mi (48,000 km).

Every 50,000 mi

3 items

Replace drive belt (wear or damage based)

Final drive

Guideline
Change fork oil

Front end

Factory

Manual: Rebuild front forks / replace fork oil. Factory: Disassemble, inspect, rebuild forks and replace fork oil every 50,000 mi (80,000 km).
Rebuild forks: seals, bushes, springs

Front end

Factory

Manual: Rebuild front forks. Factory: Every 50,000 mi (80,000 km), with fork oil.

Every 100,000 mi

1 item

Replace fuel filter

Fuel and air

Factory

Factory: Every 100,000 mi (161,000 km); more often in severe conditions.

Every 12 months

2 items

Battery terminals: lubricate battery terminals with electrical contact lubricant annually

Ignition and electrics

Factory

Factory: As printed: annually (no X marks); note 1
Clean battery terminals, check charge and strap

Ignition and electrics

Factory

Manual: Check battery, terminal torque and clean connections annually. Factory: Annually.

Every 2 years

4 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Replace hydraulic clutch fluid

Primary and gearbox

Factory

Manual: Flush clutch system and replace DOT 4 clutch fluid. Factory: Every two years or sooner if moisture 3% or greater.
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Factory

Manual: Flush brake system and replace DOT 4 hydraulic brake fluid. Factory: Every two years or sooner if moisture content is 3% or greater; moisture checked each service.

Every 4 years

2 items

Replace fuel lines

Fuel and air

Guideline

Old rubber and modern ethanol fuel do not mix well.
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

1 item

Replace tires on age (regardless of tread)

Wheels and tires

Guideline

No interval set

1 item

Check oil pan fastener torque

Engine

Factory

Factory: marked at the 1000 mi (1600 km) service only Read from Harley-Davidson 2018 Maintenance Schedules (MAINT2018) Table 4-1, Trike models

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.