2020 Harley-Davidson Sport Glide Specifications

Custom / cruiser • Specs last verified 13 July 2026

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2020 Harley-Davidson Sport Glide Overview

Harley-Davidson Sport Glide is a custom / cruiser motorcycle, displacing 1746 cc. Power comes from a Four stroke, V-Twin, Milwaukee-Eight 107, pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder engine, a compression ratio of 10.0:1. On the performance side, it delivers 146 Nm @ 2750 rpm of torque. On the road, the 2020 Sport Glide tips the scales at 317 kg, carries a 18.9-litre fuel tank, offers a seat height of Unladen: 680 mm and spans a 1625 mm wheelbase. That's roughly 16.4 kg heavier than the average custom / cruiser motorcycle in our database. The full 2020 Harley-Davidson Sport Glide spec sheet below covers every technical detail, from suspension travel to tyre sizes.

2020 Sport Glide - Pros & Cons

Strengths

  • Fuel injection: Fuel injection means consistent cold starts and clean throttle response without the fussiness of a carbureted setup.
  • Accessible seat height: A Unladen: 680 mm seat height keeps this manageable for most riders, which helps confidence at parking-lot speeds.
  • Large fuel range: A 18.9-litre tank means fewer stops on longer rides - a genuine plus for touring or a lengthy daily commute.
  • Low-maintenance final drive: Running Belt, 32/66 ratio final drive cuts out the regular chain cleaning and tensioning that most bikes need.

Considerations

  • Age-related wear: Nothing specific stands out as a weak point on the Sport Glide - the usual used-bike checks (service history, consumables, tyres) apply.

Wear Points & Servicing Notes

Heat management in traffic

Because the Sport Glide relies on airflow rather than a coolant jacket, expect noticeably more radiant heat at low speed and in traffic. It's inherent to air cooling, and ventilated gear largely offsets it.

Fuelling & injector care

The Electronic Sequential Port Fuel Injection (ESPFI) on the Sport Glide needs little beyond good fuel and periodic use of an injector-cleaner additive - no jetting or float-bowl maintenance to worry about.

Brake disc and pad wear

Braking up front comes from Single 300 mm discs, 4 piston fixed caliper - solid stopping power, with disc and pad wear best checked on the same schedule as tyre changes.

Suspension condition on used examples

The Sport Glide's suspension runs Single cartridge 43 mm inverted with aluminum fork triple clamps, triple rate spring at the front. The rear uses Hidden, free piston, coil-over monoshock, 43mm stroke, toothless hydraulic pre-load adjustment. Fork-seal condition and rear linkage play are the two things worth checking before buying used.

Final drive maintenance

The Sport Glide runs belt final drive: no lubrication or frequent adjustment like a chain, though belt tension and wear are worth a periodic look.

Frame & chassis check

Built around a Mild steel, tubular frame, rectangular section backbone, stamped, cast, and forged junctions, MIG welded, aluminum forged fender supports, the Sport Glide's chassis is straightforward to inspect: look for corrosion, cracks or repair welds around stress points like the head-stock and swingarm mounts.

Handling the weight at a standstill

317 kg puts the Sport Glide toward the heavier end of its class. It's most noticeable at walking pace; once underway the mass settles into the handling rather than fighting it.

Sport Glide - Buying & Maintenance Guide

What to check before buying

Before handing over money for a used 2020 Harley-Davidson Sport Glide, cover the fundamentals: service book and oil change history, chain and sprocket wear, and any sign of oil weeping around the casings. Cold-starting it yourself tells you a lot - a healthy Sport Glide should catch quickly and settle into a smooth idle.

Oil and filter changes

Nothing protects a Sport Glide's engine like disciplined oil changes - stay on the manufacturer's schedule (roughly every 6,000 km or annually). Match the viscosity grade to what the owner's manual specifies, not what's cheapest.

Fuel system care

Fuel injection on the Sport Glide needs little attention beyond decent fuel and an occasional system-cleaner additive. Anything left standing for three months or more should have its fuel drained and replaced before it varnishes the injectors.

2020 Harley-Davidson Sport Glide - Frequently Asked Questions

What engine does the 2020 Harley-Davidson Sport Glide have?
The 2020 Harley-Davidson Sport Glide uses a Four stroke, V-Twin, Milwaukee-Eight 107, pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder engine with 1746 cc of displacement. It is air cooled.
How much does the 2020 Harley-Davidson Sport Glide weigh?
The 2020 Harley-Davidson Sport Glide weighs 317 kg. This is the manufacturer's wet figure.
How much power does the 2020 Harley-Davidson Sport Glide make?
The 2020 Harley-Davidson Sport Glide produces 146 Nm @ 2750 rpm of torque.
What is the fuel tank capacity of the 2020 Harley-Davidson Sport Glide?
The 2020 Harley-Davidson Sport Glide has a 18.9-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 315-377 km between stops.
Is the 2020 Harley-Davidson Sport Glide suitable for shorter riders?
The 2020 Harley-Davidson Sport Glide has a seat height of Unladen: 680 mm. This is a comfortable, accessible height for most riders.
What brakes does the 2020 Harley-Davidson Sport Glide have?
The 2020 Harley-Davidson Sport Glide uses Single 300 mm discs, 4 piston fixed caliper at the front and Single 292 mm disc, 2 piston floating caliper at the rear.
What tyre sizes does the 2020 Harley-Davidson Sport Glide use?
The 2020 Harley-Davidson Sport Glide runs 130/70B18 63H BW front and 180/70B16 77H BW rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2020 Harley-Davidson Sport Glide have?
The 2020 Harley-Davidson Sport Glide is fitted with a 6 Speed transmission.

Key Specifications

Engine

Four stroke, V-Twin, Milwaukee-Eight 107, pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder

Power

Not published by manufacturer

Torque

146 Nm / 108 ft-lb @ 2750 rpm

Top Speed

Not published by manufacturer

Weight

317 kg / 699 lbs

Fuel Capacity

18.9 Litres / 5.0 US gal

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Full 2020 Harley-Davidson Sport Glide Specifications

Year 2020 - 21
Make Model Harley Davidson Sport Glide
Seat Height Unladen: 680 mm / 26.8 in Laden : 653 mm / 25.7 in
Wheelbase 1625 mm / 64 in
Ground Clearance 120 mm / 4.7 in
Height 1120 mm / 44.1 in
Length 2325 mm / 91.5 in
Width 960 mm / 37.8 in
Dry Weight 304 kg / 670 lbs
Fuel Capacity 18.9 Litres / 5.0 US gal
Oil Capacity 4.7 Litres / 5 US qt
Wet Weight 317 kg / 699 lbs
Max Torque 146 Nm / 108 ft-lb @ 2750 rpm
Displacement 1746 cc / 107 cu-in
Engine Detail Four stroke, V-Twin, Milwaukee-Eight 107, pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder
Bore x Stroke 100 x 111 mm
Compression Ratio 10.0:1
Cooling System Air cooled
Exhaust 2-into-1, catalyst in muffler
Fuel Induction Electronic Sequential Port Fuel Injection (ESPFI)
Ignition Single-fire, non-wasted, map-controlled spark ignition
Lubrication Pressurized, dry-sump with oil cooler
Starter Electric
Clutch Mechanical, 10 plate wet, assist & conventional
Final Drive Belt, 32/66 ratio
Gear Ratios 1st 9.311 / 2nd 6.454 / 3rd 4.793 / 4th 3.882 / 5th 3.307 / 6th 2.79:1
Primary Drive Chain, 34/46 ratio
Transmission / Drive 6 Speed
Frame Type Mild steel, tubular frame, rectangular section backbone, stamped, cast, and forged junctions, MIG welded, aluminum forged fender supports
Suspension - Front Single cartridge 43 mm inverted with aluminum fork triple clamps, triple rate spring
Suspension - Rear Hidden, free piston, coil-over monoshock, 43mm stroke, toothless hydraulic pre-load adjustment
Lean Angle 27.4°
Rake 30°
Swingarm Mild steel, tubular sections, stamped x-member, forged axle junctions, MIG welded, removable belt spacer
Trail 150 mm / 5.9 in
Wheel Travel - Front 130 mm / 5.1 in
Wheel Travel - Rear 86 mm / 3.4 in
Brakes - Front Single 300 mm discs, 4 piston fixed caliper
Brakes - Rear Single 292 mm disc, 2 piston floating caliper
ABS Standard
Tyres - Front 130/70B18 63H BW
Tyres - Rear 180/70B16 77H BW
Wheels Black, machine highlighted, Mantis cast aluminum

Specifications are compiled from manufacturer documentation and cross-referenced technical sources, and corrected on an ongoing basis. Spot an error? Let us know.

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