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Touring Motorcycles

2012Harley-Davidson FLTRX Road Glide Custom

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The 2012 Harley-Davidson FLTRX Road Glide Custom is a touring cruiser designed for riders seeking long-distance comfort with distinctive styling. Known for its fairing-integrated windscreen, advanced electronic instrumentation, and spacious two-up seating, it excels at highway cruising while maintaining classic cruiser aesthetics. The bike combines touring capability with customization appeal for experienced riders prioritizing comfort and technology.

Capacity
1688.0 ccm
Engine
V -Twin twin, four-stroke
Gearbox
6-speed
Dry weight
350.2 kg
Seat height
663 mm
Power
86.0 HP

What’s new for the 2012 Harley-Davidson FLTRX Road Glide Custom

vs the 2011
Spec20112012
Engine capacity 1573.25 ccm (96.00 cubic inches) 1688.0 ccm (103.01 cubic inches)
Power 75.0 HP 86.0 HP
Torque 126.00 Nm (12.8 kgf-m or 92.9 ft.lbs) @ 3500 135.6 Nm (13.8 kgf-m or 100.0 ft.lbs) @ 3250 RPM
Weight 350.2 kg (772.0 pounds) 350.2 kg (772.1 pounds)
Seat height 688 mm (27.1 inches) 663 mm (26.1 inches)
Fuel capacity 22.70 litres (6.00 gallons) 22.70 litres (6.00 US gallons)
Front suspension 41.3 mm telescopic, triple-circuit damping 41.3 mm telescopic, triple circuit damping
Rear suspension Air-adjustable Air-adjustable shocks. Mild steel; two-piece drawn and welded section; forged junctions; MIG welded swingarm.
Front brakes Double disc. 4-piston fixed caliper Double disc. 4-piston calipers. Optional ABS.
Rear brakes Single disc. 4-piston fixed caliper Single disc. 4-piston caliper. Optional ABS.
Wheelbase 1,613 mm (63.5 inches) 1613 mm (63.5 inches)
Other years 2011 2012

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 45Agility 35Comfort 82Off-road 5Touring 90Road manners 65
Off-road & trail5%
Cornering35%
City riding40%
Daily riding60%
Touring92%
Two-up85%
Track10%
Best for
Built primarily for long-distance highway touring with a batwing-style fairing for wind protection and all-day comfort.
Built for
A cruiser-touring character defined by relaxed torque delivery, a deep exhaust note, and stable, unhurried highway manners rather than outright speed or sharp handling.
Not ideal for
Not a good fit for riders seeking agile cornering, off-road capability, or quick acceleration for sport riding.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 663mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2012 Harley-Davidson FLTRX Road Glide Custom, with a cramped knee angle of around 70 degrees and a slightly forward riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 750 mm or under — Short Kings →

Find bikes that fit your height →

Full specifications

Engine
Capacity
1688.0 ccm
Power
86.0 HP
CO2 Emissions
130 CO2 g/km
Torque
135.6 Nm (13.8 kgf-m) @ 3250 RPM
Engine type
V -Twin twin, four-stroke
Fuel consumption
5.60 litres/100 km (17.9 km/l)
Power/weight ratio
0.2456 HP/kg
Bore x stroke
98.4 x 111.3 mm
Compression
9.6:1
Cooling system
Air
Fuel system
Injection
Valves per cylinder
2
Lubrication system
Pressurized, dry-sump with oil cooler
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Belt
Clutch
Multi-plate with diaphragm spring in oil bath
Dimensions & weight
Wheelbase
1613 mm
Overall length
2413 mm
Seat height
663 mm
Dry weight
350.2 kg
Wet weight
370.6 kg
Fuel capacity
22.70 litres
Ground clearance
130 mm
Oil capacity
3.80 litres
Chassis & suspension
Frame
Mild steel; tubular frame; two-piece stamped and welded backbone; cast and forged junctions; twin downtubes; bolt-on rear frame with forged fender supports; MIG welded
Front suspension
41.3 mm telescopic, triple circuit damping
Rear suspension
Air-adjustable shocks. Mild steel; two-piece drawn and welded section; forged junctions; MIG welded swingarm.
Front wheel travel
117 mm
Rear wheel travel
51 mm
Rake (fork angle)
26.0°
Trail
170 mm
Brakes & wheels
Front brakes
Double disc. 4-piston calipers. Optional ABS.
Front brakes diameter
300 mm
Rear brakes
Single disc. 4-piston caliper. Optional ABS.
Rear brakes diameter
300 mm
Front tyre
130/70-BW18
Rear tyre
180/65-BW16
Other
Color options
Vivid Black, Big Blue Pearl, Chrome Yellow, Black Denim
Warranty
24

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 20112012
Capacity 1573.25 ccm (96.00 cubic inches) 1687.97 ccm (103.00 cubic inches)
Dry weight 350.2 kg (772.0 pounds) 350.2 kg (772.0 pounds)
Seat height 688 mm (27.1 inches) 663 mm (26.1 inches)
Fuel capacity 22.70 litres (6.00 gallons) 22.71 litres (6.00 gallons)
Color options Vivid Black, Cool Blue Pearl, Sedona Orange, Black Denim Vivid Black, Big Blue Pearl, Chrome Yellow, Black Denim

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Safety Recalls

⚠ 1 open recall
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCHOct 2011 · 11V506000

HARLEY-DAVIDSON IS RECALLING CERTAIN MODEL YEAR 2009-2012 TOURING, CVO TOURING AND TRIKE VEHICLES MANUFACTURED FROM JUNE 6, 2008, THROUGH SEPTEMBER 16, 2011. SEE THE ABOVE LIST FOR THE MODELS INCLUDED IN THE RECALL. THE REAR BRAKE LIGHT SWITCH MAY BE EXPOSED TO EXCESSIVE HEAT FROM THE EXHAUST SYSTEM.

Risk: THE EXCESSIVE HEAT MAY CAUSE THE SWITCH TO NOT ACTIVATE THE BRAKE LAMP OR ACTIVATE THE BRAKE LAMP WHEN NO BRAKE IS APPLIED AND/OR CAUSE A BRAKE FLUID LEAK AT THE BRAKE LIGHT SWITCH, AFFECTING REAR BRAKE PERFORMANCE. EITHER CONDITION MAY INCREASE THE RISK OF A CRASH.

Remedy: HARLEY-DAVIDSON WILL NOTIFY OWNERS, AND DEALERS WILL A INSTALL A REAR BRAKE LIGHT SWITCH KIT, FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DURING OCTOBER 31, 2011. OWNERS MAY CONTACT HARLEY-DAVIDSON AT 1-414-343-4056.

Source: NHTSA. View all Harley-Davidson recalls →

Rider Reviews

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Common questions

What is the engine size of the Harley-Davidson FLTRX Road Glide Custom?

The 2012 Harley-Davidson FLTRX Road Glide Custom has a Capacity of 1688.0 ccm (103.01 cubic inches).

What engine power does the Harley-Davidson FLTRX Road Glide Custom have?

The 2012 Harley-Davidson FLTRX Road Glide Custom has a Power of 86.0 HP.

How many gears does the Harley-Davidson FLTRX Road Glide Custom have?

The 2012 Harley-Davidson FLTRX Road Glide Custom has a Gearbox of 6-speed.

What is the torque of the Harley-Davidson FLTRX Road Glide Custom?

The 2012 Harley-Davidson FLTRX Road Glide Custom has a Torque of 135.6 Nm (13.8 kgf-m or 100.0 ft.lbs) @ 3250 RPM.

How much does the Harley-Davidson FLTRX Road Glide Custom weigh?

The 2012 Harley-Davidson FLTRX Road Glide Custom has a Dry weight of 350.2 kg (772.1 pounds).

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