Royal Enfield Bullet Trials Works Replica 500 — OEM Fluid, Tire Pressure & Maintenance Specs
499cc Air-Cooled Single OHV Pushrod UCE EFI (Upswept Scrambler Exhaust) · Source: Royal Enfield Bullet Trials Works Replica 500 (2019–2020) Official Owner’s Manual Maintenance Specifications
According to the Royal Enfield Bullet Trials Works Replica 500 (2019–2020) Official Owner’s Manual Maintenance Specifications, the 2019–2020 Royal Enfield Bullet Trials Works Replica 500 (chassis ME3B5T5F) requires 2.3 L (2.43 US qt) of SAE 15W-50 (JASO MA2, API SL (RE Liquid Gun 15W-50)) engine oil for a drain-only change and 2.45 L (2.59 US qt) with filter service (RE 500616 / HF156). Standard solo cold tire pressure is 155 kPa / 1.55 bar / 22 PSI front (90/90-19 M/C 52P) and 210 kPa / 2.10 bar / 30 PSI rear (110/80-18 M/C 58P), paired with 1× Bosch WR7DDC4 spark plug(s) and a YTX14-BS battery.
Drain only: 2.3 L (2.43 US qt)
R 210 kPa (2.10 bar)
Est. Range: ~371 km (231 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 15W-50 · JASO MA2 · API SL (RE Liquid Gun 15W-50) |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 2.3 L (2.43 US qt) • With filter/strainer: 2.45 L (2.59 US qt) • Complete dry overhaul: 2.75 L (2.91 US qt) |
| OEM Oil Filter Code & Type | RE 500616 / HF156 |
| Correct Oil Level Check Method | Hold bike upright on level ground 3–5 min after warm shutdown; read crankcase sight glass |
| Oil Drain Bolt Torque | 25 N·m (18.4 lb-ft / 2.55 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 90/90-19 M/C 52P · Rear: 110/80-18 M/C 58P (Tube-Type Spoke Rim) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 155 kPa / 1.55 bar / 22 PSI Rear: 210 kPa / 2.10 bar / 30 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 165 kPa / 1.65 bar / 24 PSI Rear: 230 kPa / 2.30 bar / 33 PSI |
| OEM Spark Plug & Quantity | Bosch WR7DDC4 × 1 (Gap: 0.7–0.8 mm) |
| OEM Battery Code & Rating | YTX14-BS (12V 14.0Ah AGM) |
| Final Drive Maintenance | 520 Sealed X-Ring Chain — Maintain 25–35 mm slack and clean/lubricate regularly |
| Brake Fluid & Coolant | DOT 4 · Air/Oil-Cooled Engine (No liquid coolant) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 499 cc · 27.2 hp @ 5,250 rpm · 41.3 N·m (30.5 lb-ft) @ 4,000 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 800 mm (31.5 in) · 192 kg (423 lbs) |
| Fuel Tank & Est. Real-World Range | 13.5 L (3.6 US gal) · ~27.5 km/L → ~371 km (231 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 500 km • Engine Oil / Filter: 6,000 km / 6,000 km • Air Filter / Spark Plug: 10,000 km / 20,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Tribute to Johnny Brittain’s 1949 trials Bullet featuring an upswept muffler, trimmed fenders, braced cross-bar handlebars, and rear luggage rack in place of a pillion.
Oil & Clutch Mechanical Engineering Note
Slow trail riding heats the air-cooled 499cc cylinder—keep 2.45 L of fresh SAE 15W-50 JASO MA2 oil in the sump to prevent hydraulic lifter tick.