2014 Harley-Davidson FLHXS Street Glide Special — Maintenance & Ownership Guide
Routine Maintenance
Key maintenance tasks to keep your 2014 Harley-Davidson FLHXS Street Glide Special running reliably.
Engine Oil
Requires ~4.0 quarts of 20W-50. Check levels every 1,000 miles; change every 5,000 miles.
Primary & Transmission Fluid
Primary requires ~1.0 quart; Transmission requires ~1.0 quart. Standard interval is 10,000 to 20,000 miles depending on riding style.
Hydraulic Clutch Fluid
2014 was the first year for the hydraulic clutch on this model; uses DOT 4 fluid and requires flushing every 2 years.
Common Wear Items
Parts that wear over time on the 2014 Harley-Davidson FLHXS Street Glide Special and should be inspected regularly.
Rear Tire
Heavy touring weight and high torque often result in rear tire replacement every 8,000-12,000 miles.
Brake Pads
Linked ABS system can cause front and rear pads to wear simultaneously; inspect every 5,000 miles.
Wheel Bearings
The 25mm sealed bearings used in this era are known to fail prematurely, often before 20,000 miles.
Popular Upgrades
The most popular aftermarket upgrades for the 2014 Harley-Davidson FLHXS Street Glide Special.
Stage 1 Kit
Combination of high-flow air intake, exhaust, and a tuner to reduce engine heat and improve throttle response.
Windshield
The stock 'low-profile' smoked windshield is primarily cosmetic; most owners upgrade to a taller or 'recurve' style to reduce buffeting.
LED Lighting
The 2014 Special came with dual halogen bulbs; many owners upgrade to Daymaker LEDs for better night visibility.
Common Replacement Parts
Parts that commonly need replacing on the 2014 Harley-Davidson FLHXS Street Glide Special.
Compensator
Though upgraded for Project Rushmore, the compensator can still develop a 'clunk' or 'bang' on start-up as it wears.
Voltage Regulator
Frequent failure point on H-D touring models; causes charging issues or battery drain.
Used Buying Inspection Checklist
What to look for when buying a used 2014 Harley-Davidson FLHXS Street Glide Special.
Hydraulic Clutch Recall
Verify if the master cylinder rebuild recall (14V537000) was performed; failure can cause the bike to 'creep' while stopped.
Brake Line Routing
Check for pinched front brake lines near the fuel tank (Recall 14V374000), which can lead to front wheel lock-up.
Infotainment Software
Check the Boom! Box system for lag or GPS freezing; ensure the software has been updated to the latest available version.
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