SYM RV250 - Master Maintenance & Torque Guide

The SYM RV250 uses a dual-piston front caliper matched to its mid-displacement chassis, sharing braking philosophy with the SYM GTS 250. Correct caliper bolt torque is the primary factor separating confident, predictable stopping power from a spongy, inconsistent brake feel on this platform.

⚡ Quick Maintenance Specs & Direct Answers

  • Engine Oil: SAE 10W-40 API SL/SM JASO MB
  • Engine Oil Capacity: 1.2L (Drain/Without Filter) / 1.4L (With Filter Change)
  • Gear Oil & Capacity: SAE 85W-140 / 80W-90 (160ml Refill / 180ml Total)
  • Oil Filter: OEM # 15400-HMA-000
  • Air Filter: OEM # 17211-HMA-000
  • Spark Plug & Gap: NGK DPR7EA-9 (0.8 - 0.9 mm gap)

Engine Fluids, Gear Oil & Filter Specifications

Engine Oil Viscosity & StandardSAE 10W-40 API SL/SM JASO MB
Engine Oil Capacity1.2 L (without filter) / 1.4 L (with filter)
Final Drive / Gearbox OilSAE 85W-140 / 80W-90 — 160 ml (refill) / 180 ml (total)
OEM Oil Filter Part Number15400-HMA-000
OEM Air Filter Element Part Number17211-HMA-000
Spark Plug Model & Electrode GapNGK DPR7EA-9 (0.8 – 0.9 mm)
Field note: The RV250 engine holds 1.2L during standard drains and 1.4L when renewing the 15400-HMA-000 spin-on filter element. Gearbox oil volume is 160ml refill (180ml total capacity). Always check level with scooter on center stand.

Braking System

ComponentFront Brake Pads
OEM Part Number45105-H9A-000
DimensionsStandard dual piston
Torque SpecCaliper bolts: 30 Nm
Fluid SpecDOT 4
Cross-CompatibilitySYM GTS 250
Field note: This pad shares its OEM number with the smaller Fiddle III 200i, but the RV250's dual-piston caliper requires 30 Nm on the mounting bolts versus the Fiddle's 32 Nm on a different caliper design — do not assume matching part numbers mean matching fastener torque across different chassis. Always confirm the caliper type before applying torque values from memory.

Official Technical Reference

The specifications above are cross-checked wherever possible, but this guide does not replace the factory service manual. Before ordering parts or performing a repair, confirm current fitment and revision bulletins directly with SYM.

Visit SYM Global Official Site & Parts Resources