12V 9-Tooth Starter Motor for Nissan K15/K21/K25 Engines – Direct OEM Replacement

Product Specifications

Compatible Models

Tired of Starter Failures on Nissan K21/K25 Engines? Get the Reliable 12V 9 Tooth Starter Motor for Immediate Replacement

Every unplanned engine cranking failure halts operations — whether it’s a port logistics fleet idling at the dock or a mining support vehicle waiting for repair. Counterfeit or low-tolerance starter motors cause repeated no-crank incidents, wasted technician hours, and costly downtime. OEM replacements often take 2–4 weeks and cost 30–50% more than necessary.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This 12V 9 tooth starter motor for Nissan K15/K21/K25 is engineered to match original performance specifications, manufactured in ISO-certified factories and tested for torque output, engagement timing, and cold-start reliability before shipment. With 10 years of global export experience and over 10,000 SKUs in stock, XUNPO supplies verified aftermarket parts trusted by repair centers across Southeast Asia, the Middle East, and Africa for daily engine rebuilds and urgent field repairs.

Where This Part Works

This starter motor serves high-utilization applications including port material handling equipment, municipal fleet maintenance, and light construction support vehicles powered by Nissan K-series engines. In dusty, humid, or temperature-variable environments, consistent cranking torque and precise pinion engagement prevent gear stripping and battery drain — critical where equipment uptime directly impacts service-level agreements.

Engineering Details That Matter

The 9-tooth pinion gear is precision-cut from hardened SAE 1045 steel to maintain tooth geometry under repeated load cycles, ensuring smooth meshing with the flywheel ring gear. The solenoid coil uses Class H insulation rated for continuous 12V operation up to 130°C ambient, preventing thermal failure during hot-engine restarts. Internal bushings are sintered bronze with oil-impregnated porosity for extended dry-run tolerance during prolonged cranking attempts. Dimensional tolerances are held within ±0.05 mm on all mounting surfaces and shaft diameters, guaranteeing direct interchangeability with OEM units without shimming or modification.

The Real Cost of Wrong Parts

A starter motor that fails after 200 cycles may save $5 upfront but costs hundreds in labor, tow fees, and lost operational days — especially when deployed on time-sensitive municipal contracts or rental fleets. Industry data shows substandard starters reduce average service life by 1.5× versus ISO 9001-compliant units. This 12V starter motor meets OEM-equivalent torque (≥1.8 N·m), engagement time (20 MΩ @ 500 VDC) per IEC 60034 standards — lowering total cost of ownership through predictable longevity and zero compatibility rework.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually boxed in rigid corrugated cartons with molded EPE foam to protect gear teeth and terminal connections
• In-stock items ship within 2–5 working days after order confirmation
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted based on destination and urgency
• Real-time tracking number provided upon dispatch, with delivery updates until final handover
• Minimum order quantity: 1 piece — designed for emergency repairs and small workshops

Get Your Nissan Starter Motor Now

Your equipment isn’t generating revenue while it waits. Send us the part number (e.g., 23300-FU410), your machine’s engine model (K21/K25), and required quantity — we’ll issue a competitive quote within 24 hours. First-time buyers can request a sample for functional testing before placing bulk orders. No markup, no delay, just reliable parts shipped fast.

Frequently Asked Questions