Sprocket Material | High-stress off-road conditions | Industry: Cast Iron (heavy, prone to rust) Our Base: Steel (7850 kg/m³, ISO 3881) Our Advanced: Stainless Steel ▲ (8000 kg/m³, ASTM A240) | Base: 20% lighter than cast iron; Advanced: 30% more corrosion-resistant | Advanced: 15% higher cost due to alloy composition |
Rear Sprocket Tooth Count | Off-road vs highway performance | Industry: 40T (standard gearing) Our Base: 42T ▲ (5% better torque transfer) Our Advanced: 46T ▲▲ (optimized for high-torque off-road) | Base: Improved traction for varied terrains; Advanced: 10% more off-road traction | Advanced: Requires chain length adjustment for compatibility |
Chain Pitch | Motorcycle model compatibility | Industry: 520 (standard for GV250 class) Our Base: 520 (ISO 606-1 compliant) Our Advanced: 520 ▲ (reinforced pins, 20% longer lifespan) | Full compatibility with GV250/Aquila models; Advanced: Enhanced durability | None (standard pitch ensures universal fit) |
Environmental Certifications | EU market compliance | Industry: Basic regional EPR requirements Our Base: EPR Germany/France Packing ▲ Our Advanced: EPR + RoHS ▲▲ (global compliance) | Base: Meets EU packing regulations; Advanced: Broadest regulatory compliance | Advanced: Additional testing costs |
Operational Noise | Urban commuting | Industry: 55 dBA (typical sprocket noise) Our Base: 48 dBA ▲ (smooth profile) Our Advanced: 43 dBA ▲▲ (precision-machined teeth) | Base: 30% quieter for city use; Advanced: 20% quieter than industry standards | Advanced: Premium machining increases production cost |
Corrosion Resistance | Coastal/wet environments | Industry: Uncoated metal (rust-prone) Our Base: Zinc-plated steel ▲ (ASTM B695, 12hr salt spray) Our Advanced: Stainless Steel ▲▲ (ASTM A240, 100hr salt spray) | Base: 50% less rust in humid conditions; Advanced: 80% more corrosion-resistant | Advanced: Higher material costs for stainless alloy |