| Oil capacity (with filter): 2.6 L |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Oil type: Harley-Davidson H-D 360 or SYN3 |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Oil viscosity: SAE 20W-50 (H-D 360; SYN3 synthetic acceptable) |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Final drive oil: transmission 0.95 L (1.0 US qt), approximate L |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Brake fluid type (DOT): DOT 4 |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Fuel capacity: 12.5 L |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Engine oil & filter: 1,000 mi first service, then every 5,000 mi (8,000 km) |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Spark plug replacement: every 30,000 mi (48,000 km) or 2 years |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Brake fluid change: every 2 years |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Spark plug: 16.3-24.4 Nu00b7m |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Battery: 12V, 225 CCA, 12 Ah, sealed maintenance-free |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Headlight bulb: H4 60/55 W (H-D P/N 68329-03) |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Spark plug: Harley-Davidson 6R12 |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Spark plug gap: 0.97-1.09 mm |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Front tire size: 100/90B19 (XL883R/N), Michelin Scorcher 31 |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Rear tire size: 150/80B16 (XL883R/N), Michelin Scorcher 31 |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Front tire pressure (solo): 30 psi |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Rear tire pressure (solo): 40 psi |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |
| Valve Clearance Note: Hydraulic lifters - no scheduled valve adjustment |
2015 Harley-Davidson Owner's Manual: Sportster Models, 99468-15 (H-D Service Information Portal)
(p. Specifications pp. 22-29; Maintenance & Lubrication) |
2026-11-03 |