Indian Chief Vintage (Thunderstroke 111 Heritage) — OEM Fluid, Tire Pressure & Maintenance Specs
1,811cc Air-Cooled 49° V-Twin Pushrod Thunderstroke 111 · Source: Indian Chief Vintage (Thunderstroke 111 Heritage) (2014–2021) Official Owner’s Manual Maintenance Specifications
According to the Indian Chief Vintage (Thunderstroke 111 Heritage) (2014–2021) Official Owner’s Manual Maintenance Specifications, the 2014–2021 Indian Chief Vintage (Thunderstroke 111 Heritage) (chassis Cast-Aluminum Heritage TS111) requires 5 L (5.28 US qt) of SAE 20W-40 (JASO MA, Indian Thunderstroke 20W-40 Semi/Full Synthetic) engine oil for a drain-only change and 5.2 L (5.49 US qt) with filter service (Indian 2540086 / HF198). Standard solo cold tire pressure is 248 kPa / 2.48 bar / 36 PSI front (130/90B16 73H) and 276 kPa / 2.76 bar / 40 PSI rear (180/65B16 81H), paired with 2× Champion RC10PYPB4 / NGK BKR7EIX spark plug(s) and a YTX20HL-BS / GYZ20HL battery.
Drain only: 5 L (5.28 US qt)
R 276 kPa (2.76 bar)
Est. Range: ~349 km (217 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 20W-40 · JASO MA · Indian Thunderstroke 20W-40 Semi/Full Synthetic |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 5 L (5.28 US qt) • With filter/strainer: 5.2 L (5.49 US qt) • Complete dry overhaul: 5.7 L (6.02 US qt) |
| OEM Oil Filter Code & Type | Indian 2540086 / HF198 |
| Correct Oil Level Check Method | Upright on level ground; screw dipstick ALL THE WAY IN, then remove to read level |
| Oil Drain Bolt Torque | 20 N·m (14.8 lb-ft / 2.04 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 130/90B16 73H · Rear: 180/65B16 81H (Tube-Type Spoke Rim) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 248 kPa / 2.48 bar / 36 PSI Rear: 276 kPa / 2.76 bar / 40 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 248 kPa / 2.48 bar / 36 PSI Rear: 290 kPa / 2.90 bar / 42 PSI |
| OEM Spark Plug & Quantity | Champion RC10PYPB4 / NGK BKR7EIX × 2 (Gap: 0.9 mm) |
| OEM Battery Code & Rating | YTX20HL-BS / GYZ20HL (12V 18–20Ah Heavy-Duty AGM) |
| Final Drive Maintenance | Carbon/Aramid Reinforced Secondary Belt — Inspect belt deflection and pulley debris |
| Brake Fluid & Coolant | DOT 4 · Air/Oil-Cooled Engine (No liquid coolant) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 1811 cc · 79 hp @ 4,500 rpm · 150 N·m (110.6 lb-ft) @ 2,900 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 660 mm (26.0 in) · 379 kg (836 lbs) |
| Fuel Tank & Est. Real-World Range | 20.8 L (5.5 US gal) · ~16.8 km/L → ~349 km (217 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 800 km • Engine Oil / Filter: 8,000 km / 8,000 km • Air Filter / Spark Plug: 24,000 km / 48,000 km • Valve Clearance Check: 48,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Built from 2014 to 2021 with iconic valanced fenders, illuminated Warbonnet ornament, Desert Tan fringed leather bags, quick-release windshield, and laced whitewall wheels.
Oil & Clutch Mechanical Engineering Note
Use an angled valve chuck under the deep valanced fenders to check the tube-type whitewalls, and service 5.2 L of SAE 20W-40 JASO MA across both sump drain plugs.