Factory Workshop SpecificationsPlatform Gen: 2017–2024

2024 Harley-Davidson Road Glide / Street Glide M8 (107/114/117) Specifications & Consumables

Official workshop technical reference: fluid capacities, spark plug codes, drive chain specs, and tire inflation pressures.

Gen 2017–2024

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2017 through 2024.

Select Model Year:(Active: 2024)

2017 2018 2019 2020 2021 2022 2023 2024

Engine

1868cc

Drive

Not Available

Cooling

Precision Oil-Cooled Cylinder Heads / Air-Cooled Cylinders

Engineering Subsystem Workbenches & Calculators

Dedicated deep-dive diagnostic tools, torque matrices, wiring pinouts, and calculators tailored for 2024 Harley-Davidson Road Glide / Street Glide M8 (107/114/117).

10 Dedicated Engineering Spoke Pages

Subsystem Guide/torques

Fastener Torques

Engine drain plug, axle spindles, caliper mounts, triple clamp pinch bolts & thread lubrication derating guide.

Open Dedicated Workbench →

Subsystem Guide/fluids

Fluids & Capacities

Oil: 4.0 qt (3.8 L) SAE 20W-50 V-Twin Full Synthetic • Coolant: 1.0 qt (0.95 L) for Twin-Cooled models (50/50 OAT Extended Life) • Brake: DOT 4 High-Temperature Platinum Fluid

Open Dedicated Workbench →

Subsystem Guide/fuses-relays

Fuses & Relays

Main: N/A • Location: N/A

Open Dedicated Workbench →

Subsystem Guide/compression

Compression & Leakdown

Ratio: N/A

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Subsystem Guide/valves

Valve Clearances

Intake: N/A mm • Exhaust: N/A mm

Open Dedicated Workbench →

Subsystem Guide/fuel-delivery

Fuel Delivery & TB Sync

Idle: N/A • Rail Pressure: N/A • Vacuum: N/A

Open Dedicated Workbench →

Subsystem Guide/electrical

Charging & Battery

Battery: YTX30L-BS • CCA: 400

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Subsystem Guide/tires

Tires & Gearing

Front: 130/60B19 61H • Rear: 180/55B18 80H

Open Dedicated Workbench →

Subsystem Guide/suspension

Suspension & Sag

Front Travel: N/A • Rear Travel: N/A

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Subsystem Guide/maintenance

Maintenance Schedule

Oil: N/A • Valves: N/A • Plugs: N/A

Open Dedicated Workbench →

Fluids & Service Capacities

Shop Fluids →

Engine Oil (Drain & Filter Change)4.0 qt (3.8 L) SAE 20W-50 V-Twin Full Synthetic

Engine Oil (Drain Only)3.5 qt (3.3 L)

Recommended Oil ViscositySAE 20W-50 API CI-4/CH-4 or JASO MA2

Coolant System Capacity1.0 qt (0.95 L) for Twin-Cooled models (50/50 OAT Extended Life)

Brake Fluid StandardDOT 4 High-Temperature Platinum Fluid

Drivetrain, Chain & Gearing

Gearing Calculator →Shop Chains & Sprockets →

Drive Chain PitchBelt Drive

Chain Link Count140 Links

Front Sprocket Teeth32T

Rear Sprocket Teeth68T

Final Drive ConfigurationCarbon Belt Drive

Ignition & Electrical Specifications

Shop Plugs & Batteries →

OEM Spark Plug Part NumberHarley-Davidson 6R12 / NGK DCPR7E

Electrode Spark Plug Gap0.97 mm (0.038 in)

OEM Battery Reference CodeYTX30L-BS

Battery Output & Rating12V 30Ah 400 CCA High-Performance Factory Sealed AGM

Spark Plug Inspection IntervalN/A

Wheels, Tires & Inflation Pressures

Shop Tires →

Front Tire Dimensions130/60B19 61H

Cold Front Inflation PressureN/A

Rear Tire Dimensions180/55B18 80H

Cold Rear Inflation PressureN/A

OEM Wheel Rim Widths (F / R)3.50" / 5.50"

Official NHTSA Safety Recalls & Technical Bulletins

0 Open Campaigns (Clean)

U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).

Verify VIN on NHTSA.gov

No Active Federal Safety Recalls Reported

The U.S. DOT National Highway Traffic Safety Administration (NHTSA) records zero open safety recall campaigns for the 2024 Harley-Davidson Road Glide / Street Glide M8 (107/114/117) platform. Always check your individual 17-digit VIN at an authorized dealership or via NHTSA.gov for individual recall completions.

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