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2015 Harley-Davidson FXSB Softail Breakout Overview
For 2015, Harley-Davidson offers the FXSB Softail Breakout as a custom / cruiser motorcycle with 1690 cc on tap. The 2015 Harley-Davidson FXSB Softail Breakout is built around a Four stroke, Twin Cam 103 TM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, engine, a compression ratio of 9.6:1. Out on the road, the FXSB Softail Breakout delivers 134 Nm @ 3000 rpm of torque. In everyday use, the 2015 FXSB Softail Breakout tips the scales at 322 kg, carries a 18.9-litre fuel tank, offers a seat height of Laden2 2 627 mm and spans a 1710 mm wheelbase. That's roughly 21.4 kg heavier than the average custom / cruiser motorcycle in our database. Every technical detail, from suspension travel to tyre sizes, is covered in the full 2015 Harley-Davidson FXSB Softail Breakout spec sheet below.
2015 FXSB Softail Breakout - Pros & Cons
Strengths
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Fuel injection: No choke, no jetting, no altitude compensation to think about - fuel injection just works across a wider range of conditions than carburetion.
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Accessible seat height: At just Laden2 2 627 mm, flat-footing at a stop is easy for most riders - a genuine confidence builder for less experienced owners.
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Large fuel range: With a 18.9-litre tank, this isn't a bike you'll be stopping for fuel every hour - a real asset on longer trips.
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Low-maintenance final drive: Belt final drive is about as close to maintenance-free as motorcycle drivetrains get.
Considerations
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ℹ️
Age-related wear: No particular mechanical concern flags for the FXSB Softail Breakout - condition on any used example comes down to how well it's been looked after.
Wear Points & Servicing Notes
Heat management in traffic
Air cooling on the FXSB Softail Breakout keeps the mechanical layout simple, but heat management in slow traffic needs more attention than on a liquid-cooled bike - plan routes and gear accordingly in warmer conditions.
Fuelling & injector care
Fuelling on the FXSB Softail Breakout comes from Fuel SystemElectronic Sequential Port Fuel Injection (ESPFI). Cold starts and throttle response stay consistent across altitude and temperature, the main practical edge over a carbureted equivalent.
Brake disc and pad wear
Single 292mm disc 4 piston caliper up front provides the primary stopping power; inspect disc thickness and pad wear at each tyre change to catch scoring before it becomes a rotor replacement.
Suspension condition on used examples
Suspension duties are handled by 41.3 mm telescopic, chrome dust covers, up front and Hidden, horizontal-mounted, coil-over, at the rear. Weeping fork seals aren't a dealbreaker on a used bike, but they're a fair basis for negotiating price.
Final drive maintenance
Belt final drive keeps day-to-day maintenance minimal on the FXSB Softail Breakout - just periodic tension and wear checks rather than the regular cleaning a chain demands.
Frame & chassis check
The Mild steel tubular frame; rectangular section backbone; stamped, cast, and forged junctions; forged fender supports; MIG welded Swingarm Mild steel, round tube sections, forged junctions; MIG welded chassis holds up well with normal use; on a used bike it's still worth checking the head-stock and swingarm pivot area for impact damage or corrosion.
Handling the weight at a standstill
The FXSB Softail Breakout's 322 kg kerb weight is worth factoring into how you handle it at a standstill - parking-lot manoeuvres need a bit more deliberate technique than on a lighter machine.
FXSB Softail Breakout - Buying & Maintenance Guide
What to check before buying
A pre-purchase check on the 2015 Harley-Davidson FXSB Softail Breakout should cover the same ground every time: service history, chain and sprocket condition, and any oil seepage around the casings. Start it from cold if you can - a well-kept FXSB Softail Breakout settles to a smooth idle within seconds.
Oil and filter changes
Oil changes are the cheapest insurance you can buy for a FXSB Softail Breakout's engine - keep to the manufacturer's interval rather than stretching it. Use the viscosity grade the manual specifies, not whatever's on sale.
Fuel system care
Injector systems like the FXSB Softail Breakout's hold up well with basic care - decent fuel, an occasional cleaner additive, and draining old fuel before any layup longer than three months.
2015 Harley-Davidson FXSB Softail Breakout - Frequently Asked Questions
What engine does the 2015 Harley-Davidson FXSB Softail Breakout have?
The 2015 Harley-Davidson FXSB Softail Breakout uses a Four stroke, Twin Cam 103 TM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, engine with 1690 cc of displacement. It is air cooled.
How much does the 2015 Harley-Davidson FXSB Softail Breakout weigh?
The 2015 Harley-Davidson FXSB Softail Breakout weighs 322 kg. This is the manufacturer's wet figure.
How much power does the 2015 Harley-Davidson FXSB Softail Breakout make?
The 2015 Harley-Davidson FXSB Softail Breakout produces 134 Nm @ 3000 rpm of torque.
What is the fuel tank capacity of the 2015 Harley-Davidson FXSB Softail Breakout?
The 2015 Harley-Davidson FXSB Softail Breakout 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 2015 Harley-Davidson FXSB Softail Breakout suitable for shorter riders?
The 2015 Harley-Davidson FXSB Softail Breakout has a seat height of Laden2 2 627 mm. This is a comfortable, accessible height for most riders.
What brakes does the 2015 Harley-Davidson FXSB Softail Breakout have?
The 2015 Harley-Davidson FXSB Softail Breakout uses Single 292mm disc 4 piston caliper at the front and Single 292mm disc 2 piston caliper at the rear.
What tyre sizes does the 2015 Harley-Davidson FXSB Softail Breakout use?
The 2015 Harley-Davidson FXSB Softail Breakout runs 130/60B21 63H front and 240/40R18 79V rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2015 Harley-Davidson FXSB Softail Breakout have?
The 2015 Harley-Davidson FXSB Softail Breakout is fitted with a 6 Speed transmission.
Harley-Davidson FXSB Softail Breakout Spec Evolution
The Harley-Davidson FXSB Softail Breakout was produced across 2 model years (2014-2015). 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 |
2014 |
2015 |
| Wet Weight |
306 kg / 675 lbs |
322 kg / 710 lbs |
| Dry Weight |
294 kg / 648 lbs |
308 kg / 681 lbs |
| Seat Height |
Laden2 2 610 mm / 24 in Unladen 663 mm / 26.1 in |
Laden2 2 627 mm / 24.7 in Unladen 660 mm / 26.0 in |
Key Specifications
Engine
Four stroke, Twin Cam 103 TM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder,
Power
Not published by manufacturer
Torque
134 Nm / 99.5 lb-ft @ 3000 rpm
Top Speed
Not published by manufacturer
Fuel Capacity
18.9 Litres / 5.0 US gal
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Full 2015 Harley-Davidson FXSB Softail Breakout Specifications
Year
2015
Make Model
Harley Davidson FXSB Softail Breakout
Seat Height
Laden2 2 627 mm / 24.7 in Unladen 660 mm / 26.0 in
Wheelbase
1710 mm / 67.3 in
Ground Clearance
120 mm / 4.7 in
Length
2445 mm / 96.3 in.
Dry Weight
308 kg / 681 lbs
Fuel Capacity
18.9 Litres / 5.0 US gal
Oil Capacity
3.3 Litres / 3.5 qt.
Wet Weight
322 kg / 710 lbs
Displacement
1690 cc / 103.1 cu in
Engine Detail
Four stroke, Twin Cam 103 TM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder,
Bore x Stroke
98.4 x 111.1 mm
Compression Ratio
9.6:1
Cooling System
Air cooled
Fuel Induction
Fuel SystemElectronic Sequential Port Fuel Injection (ESPFI)
Ignition
Single-fire, non-wasted, map-controlled spark ignition
Starter
Electric
Clutch
Multi-plate, wet
Final Drive
Belt
Gear Ratios
1st.311 2nd 6.454 3r d4.793 4th 3.882 5th 3.307 6th 2.79
Primary Drive
Chain, 34/46 ratio
Transmission / Drive
6 Speed
Frame Type
Mild steel tubular frame; rectangular section backbone; stamped, cast, and forged junctions; forged fender supports; MIG welded Swingarm Mild steel, round tube sections, forged junctions; MIG welded
Suspension - Front
41.3 mm telescopic, chrome dust covers,
Suspension - Rear
Hidden, horizontal-mounted, coil-over,
Rake
35°
Trail
145 mm / 5.7 in
Wheel Travel - Front
143 mm / 5.6 in
Wheel Travel - Rear
91 mm / 3.6 in
Brakes - Front
Single 292mm disc 4 piston caliper
Brakes - Rear
Single 292mm disc 2 piston caliper
Tyres - Front
130/60B21 63H
Tyres - Rear
240/40R18 79V
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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