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2018 Honda GL1800 Gold Wing Overview
The 2018 Honda GL1800 Gold Wing is a touring motorcycle built around 1832 cc of displacement. Under the tank sits a Six cylinder boxer, four-stroke engine running Single Overhead Cams (SOHC) valve actuation, a compression ratio of 10.5:1. The bore and stroke measures 73 x 73 mm. 2018 Honda GL1800 Gold Wing delivers 170 Nm @ 4500 Revolutions of torque. From a practical standpoint, the 2018 GL1800 Gold Wing tips the scales at 421 kg, carries a 24.98-litre fuel tank, offers a seat height of 745 mm and spans a 1,695 mm wheelbase. Scroll down for the complete 2018 Honda GL1800 Gold Wing spec sheet covering every technical detail from suspension travel to tyre sizes.
2018 GL1800 Gold Wing - Pros & Cons
Strengths
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🔧
Fuel injection: The fuel injection injection system delivers crisp throttle response and reliable cold starts regardless of altitude or temperature.
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📏
Accessible seat height: At 745 mm, the seat height is approachable for a wide range of rider heights and builds confidence in low-speed manoeuvring.
Considerations
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ℹ️
Age-related wear: As with any used GL1800 Gold Wing, a thorough pre-purchase inspection covering consumables, service history and tyres is always recommended.
Owner Experiences & Common Issues
Throttle response and fuelling
The fuel injection on the 2018 Honda GL1800 Gold Wing is generally well-regarded. Some owners note a slight hesitation at small throttle openings when cold, which clears once the engine reaches operating temperature. A quick visual check of the injector connectors during routine servicing is good practice on higher-mileage examples.
Valve clearance checks
Single Overhead Cams (SOHC) engines should have valve clearances checked at the manufacturer's specified interval. Owners report that clearances can tighten over time on higher-mileage bikes, leading to slight ticking from the top end. Catching it early keeps the job simple and avoids more costly remediation.
GL1800 Gold Wing - Buying & Maintenance Guide
What to check before buying
When inspecting a used 2018 Honda GL1800 Gold Wing, start with the basics: check the service book for oil change frequency, inspect the chain and sprockets for wear, and look for oil seepage around the engine casings and rocker covers. A cold start test is invaluable - a well-maintained GL1800 Gold Wing should fire up cleanly and settle to a smooth idle within a few seconds.
Oil and filter changes
Regular oil changes are the single most important maintenance task on any GL1800 Gold Wing. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. The sump holds 5.60 litres, so budget for that volume of quality motorcycle-specific engine oil. Always use the correct viscosity grade as specified in the owner's manual.
Fuel system care
The GL1800 Gold Wing's fuel injection system is durable but benefits from quality fuel and the occasional use of a fuel-system cleaner additive. If the bike has been stored for more than three months, drain and replace the fuel to prevent varnish deposits in the injectors.
Valve clearance service
Check that valve clearances have been adjusted at the correct intervals on any used GL1800 Gold Wing. This is a job many owners skip because the bike does not immediately feel wrong - but tight clearances accelerate valve seat wear. Ask for proof it has been done.
2018 Honda GL1800 Gold Wing - Frequently Asked Questions
What engine does the 2018 Honda GL1800 Gold Wing have?
The 2018 Honda GL1800 Gold Wing uses a Six cylinder boxer, four-stroke engine with 1832 cc of displacement.
How much does the 2018 Honda GL1800 Gold Wing weigh?
The 2018 Honda GL1800 Gold Wing weighs 421 kg. This is the manufacturer's wet figure.
How much power does the 2018 Honda GL1800 Gold Wing make?
The 2018 Honda GL1800 Gold Wing produces 170 Nm @ 4500 Revolutions of torque.
What is the fuel tank capacity of the 2018 Honda GL1800 Gold Wing?
The 2018 Honda GL1800 Gold Wing has a 24.98-litre fuel tank.
Is the 2018 Honda GL1800 Gold Wing suitable for shorter riders?
The 2018 Honda GL1800 Gold Wing has a seat height of 745 mm. This is a comfortable, accessible height for most riders.
What brakes does the 2018 Honda GL1800 Gold Wing have?
The 2018 Honda GL1800 Gold Wing uses Double disc. Floating discs. 6-piston calipers at the front and Single disc. Three-piston calipers. at the rear.
What tyre sizes does the 2018 Honda GL1800 Gold Wing use?
The 2018 Honda GL1800 Gold Wing runs 130/70-R18 front and 180/60-R16 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
How much oil does the 2018 Honda GL1800 Gold Wing take?
The 2018 Honda GL1800 Gold Wing takes 5.60 litres of engine oil at a full oil and filter change. Always verify against the dipstick or sight glass after filling.
Honda GL1800 Gold Wing Spec Evolution
The Honda GL1800 Gold Wing was produced across 14 model years (2001-2023). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.
| Specification |
2001 |
2002 |
2003 |
2004 |
2005 |
2011 |
2012 |
2017 |
2018 |
2019 |
2020 |
2021 |
2022 |
2023 |
| Wet Weight |
- |
- |
- |
- |
- |
406.0 kg / 895.0 lbs |
406.0 kg / 895.0 lbs |
421.0 kg / 928.1 lbs |
421.0 kg / 928.1 lbs |
421.0 kg / 928.1 lbs |
365.0 kg / 804.7 lbs |
366.0 kg / 806.9 lbs |
366.0 kg / 806.9 lbs |
366.0 kg / 806.9 lbs |
| Dry Weight |
363 kg / 800.3 lbs |
363 kg / 800.3 lbs |
363 kg / 800.3 lbs |
- |
359.2 kg / 792.0 lbs |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| Engine Type |
Six cylinder boxer |
Six cylinder boxer |
Six cylinder boxer |
Six cylinder boxer |
Six cylinder boxer |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
Six cylinder boxer, four-stroke |
| Seat Height |
740 mm / 29.1 in. |
740 mm / 29.1 in. |
740 mm / 29.1 in. |
739 mm / 29.1 in. |
739 mm / 29.1 in. |
739 mm / 29.1 in. |
739 mm / 29.1 in. |
739 mm / 29.1 in. |
745 mm / 29.3 in. |
745 mm / 29.3 in. |
745 mm / 29.3 in. |
745 mm / 29.3 in. |
745 mm / 29.3 in. |
745 mm / 29.3 in. |
| Fuel Capacity |
25.00 litres / 6.61 gallons |
16.00 litres / 4.23 gallons |
25.00 litres / 6.61 gallons |
24.98 litres / 6.60 gallons |
24.98 litres / 6.60 gallons |
24.98 litres / 6.60 gallons |
24.98 litres / 6.60 gallons |
24.98 litres / 6.60 gallons |
24.98 litres / 6.60 gallons |
24.98 litres / 6.60 US gallons |
21.10 litres / 5.57 US gallons |
21.10 litres / 5.57 US gallons |
21.10 litres / 5.57 US gallons |
21.10 litres / 5.57 US gallons |
| Bore x Stroke (in,) |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.8 inches |
2.9 x 2.9 inches |
2.9 x 2.9 inches |
2.9 x 2.9 inches |
2.9 x 2.9 inches |
2.9 x 2.9 inches |
2.9 x 2.9 inches |
| Bore x Stroke (mm) |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
74.0 x 71.0 mm |
73.0 x 73.0 mm |
73.0 x 73.0 mm |
73.0 x 73.0 mm |
73.0 x 73.0 mm |
73.0 x 73.0 mm |
73.0 x 73.0 mm |
| CO2 |
- |
- |
- |
- |
- |
151.5 CO |
151.5 CO |
155.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
155.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
155.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
129.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
127.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
127.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
127.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
Key Specifications
Engine
Six cylinder boxer, four-stroke
Torque
170.00 Nm (17.3 kgf-m or 125.4 ft.lbs) @ 4500 Revolutions
Weight
421.0 kg / 928.1 lbs
Fuel Capacity
24.98 litres / 6.60 gallons
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Full 2018 Honda GL1800 Gold Wing Specifications
Comments
Model ID: GL1800. Surround Sound. Cruise Control. Electric reverse.
Colours
Black, Red/black
Warranty
Transferable, unlimited-mileage limited warranty; extended coverage available with a Honda Protection Plan.
Storage
Saddle bags, top box, glovebox
Ground Clearance (mm)
130 mm
Ground Clearance (in.)
5.1 inches
Seat Height
745 mm / 29.3 in.
Wheelbase
1,695 mm / 66.7 in.
Height
1,430 mm / 56.3 in.
Length
2,575 mm / 101.4 in.
Width
905 mm / 35.6 in.
Oil Capacity (Quarts)
0.37 quarts
Oil Capacity (l)
5.60 litres
Fuel Capacity
24.98 litres / 6.60 gallons
Wet Weight
421.0 kg / 928.1 lbs
Fuel Control
Single Overhead Cams (SOHC)
Engine Type
Six cylinder boxer, four-stroke
Displacement (ci)
111.79 cubic inches
Displacement (cc)
1832.00 cc
CO2
155.9 CO2 g/km. (CO2 - Carbon dioxide emission)
Bore x Stroke (mm)
73.0 x 73.0 mm
Bore x Stroke (in,)
2.9 x 2.9 inches
Fuel System
Injection. Programmed Fuel Injection
Compression Ratio
10.5:1
Fuel Consumption
6.72 litres/100 km (14.9 km/l or 35.00 mpg)
Ignition
Computer-controlled digital with three-dimensional mapping
Starter
Electric
Valve System
4
Clutch
Dual Clutch Transmission with forward and reverse. Hydraulic, wet, multiplate with oil pressure.
Final Drive
Shaft drive (cardan)
Gearbox
7-speed
Frame Type
Aluminum die-cast, twin tube
Suspension - Front
Double Wishbone
Suspension - Rear
Pro Link
Rake
30.5°
Seat
Urethane. Waterproof cover.
Trail
109 mm / 4.3 in.
Lighting system
LED Headlights
Brakes - Front Diameter (in.)
12.6 inches
Brakes - Front Diameter (mm)
320 mm
Brakes - Rear Diameter (in.)
12.4 inches
Brakes - Rear Diameter (mm)
316 mm
Brakes - Front
Double disc. Floating discs. 6-piston calipers
Brakes - Rear
Single disc. Three-piston calipers.
Rims
Hollow-section 5-spoke cast aluminium
Tyres - Front
130/70-R18
Tyres - Rear
180/60-R16
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