Engine Auxiliary Components - Heavy Equipment Parts

12V Starter Motor AT318141 for Yanmar 3TNV88F & John Deere 30G–50G Excavators

Get your Yanmar 3TNV88F or John Deere 30G–50G excavator back online in minutes — no more waiting weeks for OEM parts or risking downtime with unreliable replacements. This AT318141 starter motor delivers instant cranking power and exact OEM fitment, verified against factory specs and tested for consistent 15-spline engagement — a critical detail that prevents gear clash and premature flywheel wear. 12V direct-replacement starter for Yanmar 3TNV88F, 4TNV86CT, and John Deere 30G, 35G, 50G excavators Pre-shipment bench-tested for torque, voltage drop, and brush contact integrity Ships same day from Guangzhou warehouse — no MOQ, no delays Covers 12+ cross-reference numbers including AT318141, SHI0112, and HST13294

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12V 50A Alternator 8972283181 for Isuzu 4JB1/4JG1 Engines & Doosan SOLAR 55

Stop unexpected shutdowns and get your Isuzu 4JB1 or Doosan SOLAR 55 back online fast — this 12V 50A alternator delivers stable charging even under high-load engine conditions, just like OEM but without the wait or markup. Fits Isuzu engines 4JB1, 4JG1, 4JG2, 4LE1, 4LE2 and Doosan SOLAR 55 / DH55 excavators — verified with original mounting geometry and pulley offset Direct replacement for LR150714, 8972283181, and six other common cross-references — no adapter kits or wiring mods needed Built with high-temp resin-impregnated stator windings and dual-ball-bearing rotor assembly for extended duty cycles in dusty, high-vibration environments Ships from Guangzhou warehouse same day — no backorders, no guesswork, and MOQ is just 1 piece

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12V 14A Kubota Alternator with Rectifier Regulator for B-Series Tractors

Stop losing uptime to voltage drops and regulator failures on your Kubota B-series tractor — this 12V 14A Kubota alternator delivers stable, OEM-matched charging even under heavy accessory loads and cold-start conditions. Built with a sealed, integrated rectifier-regulator (RS5101/15531-64601), it eliminates the common failure point of external regulators and ensures clean DC output without ripple-induced sensor interference. Direct-fit replacement for 15531-64017 — no wiring mods or bracket adapters needed Includes both alternator and regulator in one tested assembly (no mismatched sourcing) Verified drop-in fit for B2100HST, B7800HSD, BX2230D, and 40+ other B-series models from 1981–2009 Factory-balanced rotor and high-temp brushes extend service life beyond typical aftermarket units

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12V 20A Alternator AM877557 for Yanmar 3TNE74 & John Deere 2210/2320/2520

Stop unexpected shutdowns and get reliable 12V charging back on your Yanmar 3TNE74 or John Deere 2210/2320/2520 — with the AM877557 alternator built to OEM-equivalent specs and tested for consistent 20A output under real load. Direct-fit replacement — no wiring mods or bracket adjustments needed, thanks to identical mounting pattern and pulley geometry Certified ISO-factory build with copper-wound stator windings (not aluminum) for cooler, longer-lasting performance Fits 12+ Yanmar engine variants and over 50 John Deere models — including hard-to-match air drills, skid-steers, and compact utility tractors Ships same-day from our Guangzhou warehouse when ordered before 3 PM CST — no waiting weeks for OEM backorders

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12V Fuel Shut-Off Solenoid 425-35925 for Yanmar Engines – Direct Replacement

Stop unexpected shutdowns and get your Yanmar or Gehl skid steer back online fast — this 12V fuel shut-off solenoid 425-35925 delivers OEM-equivalent response time and sealing force, so your engine cuts off cleanly every time, no more sputtering or delayed shutdowns. Fits Gehl models SL3635, SL3935, 3640, 3840, 4240, 1448, and 154 — plus Mustang 2012–2054 series (including critical 2041 & 2044) Direct replacement for part number 425-35925 — no adapters, no guesswork, no downtime waiting for the right fit Features dual O-ring sealing on the plunger shaft — a detail that prevents fuel weep and ensures long-term reliability under high-cycle loader operation Ships same day from our Guangzhou warehouse — no 2–4 week OEM waits, no counterfeit risk, just verified performance you can trust

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12V 9T Starter Motor 1J755-63010 for Kubota SVL75 & V3307 Engine

Get your Kubota loader back in operation fast — no more downtime waiting for OEM parts or risking counterfeit starters that fail mid-shift. This 12V 9T starter motor is a direct-fit replacement built to OEM torque specs and pinion engagement depth, so it spins the V3307 and V3800 engines with consistent, reliable cranking every time. Fits SVL75, SVL75-3C, SSV75P, AD70, and other Kubota models — verified against original mounting flange thickness and solenoid actuation travel 3.0 kW output with precision-machined 9-tooth pinion — critical for proper meshing with the flywheel ring gear on high-compression Kubota V-series engines Backed by XUNPO’s 6-month warranty and technical support from engineers who’ve serviced over 2,000 Kubota units worldwide Ships same day from Guangzhou warehouse — no MOQ, no wait, no guesswork on compatibility

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12V Starter Motor 129136-77011 for Yanmar 3TNE84/3TNV88 – Direct Replacement

Get your Yanmar 3TNE84 or 3TNV88 engine cranking reliably again—no more frustrating no-starts or intermittent engagement from worn-out starters. This 12V starter motor 129136-77011 delivers OEM-equivalent torque and timing precision, so your machine fires up on the first try, every time—even in cold or high-load conditions. Direct-fit replacement for 15+ Yanmar engine variants—including hard-to-match models like 3TNV88-BDHKSR and 4TNV84T-ZDSA3DT Features genuine CW (clockwise) rotation and precisely machined 15-spline pinion with 43.7mm OD—critical for proper flywheel mesh and starter longevity Built to ISO-certified standards with pre-shipment performance testing: no guesswork, no downtime from premature failure MOQ is just 1 piece—ideal when you need urgent field repair without bulk inventory risk

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12V stop solenoid for Cummins 4BT 6BT engines – direct OEM replacement

Stop engine shutdowns before they cost you downtime — this 12V stop solenoid for Cummins 4BT 6BT delivers instant, OEM-matched shutoff response every time, even after thousands of cycles. Built to the exact coil resistance (≈12.5Ω at 20°C) and plunger stroke specs that Cummins 4BT/6BT governors demand, it eliminates the “slow drop-out” or sticking that causes hot restart failures and uncommanded run-ons. Direct-fit replacement for 8 verified part numbers — no adapters, no guesswork Tested to 500,000+ actuation cycles under real-world voltage fluctuation (10.5–14.5V) Sealed IP67 housing prevents moisture ingress at the solenoid base — a known failure point on older units Ships same-day from Guangzhou warehouse with full traceability and 6-month warranty

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12V Fuel Shutoff Solenoid for Kubota D905–V1505T Engines – Direct OEM Replacement

Stop unexpected engine stalls and get reliable, instant fuel cutoff every time — especially critical during high-load operation or emergency shutdowns on Kubota tractors and generators. This 12V fuel shutoff solenoid for Kubota D905–V1505T engines delivers OEM-equivalent response time and sealing force, eliminating the hesitation and leakage issues common with low-grade replacements. Fits 05-series Kubota engines including D905, V1505T, and all variants — verified with dual-spring plunger design for consistent 12V actuation under voltage drop Direct replacement for 11+ part numbers including 16616-60010, 17454-60010, and SA-4569T — no adapter kits or wiring mods needed Tested to 500,000-cycle durability and rated for continuous-duty use in generator sets and agricultural applications Ships from our Guangzhou warehouse in 2–5 working days — MOQ just 1 piece, so you’re never held up waiting for urgent repairs

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12V 90A Bobcat Alternator 6678205 for T140–T870 & V417 Track Loaders

Stop unexpected downtime and costly repairs — this 12V 90A Bobcat alternator 6678205 delivers OEM-matched voltage regulation and thermal stability for T140–T870 and V417 machines, even under continuous high-load operation. Direct-fit replacement for 16+ Bobcat track loader & VersaHandler models — no wiring mods or bracket adjustments needed Features a sealed, high-temp brush assembly (rated to 155°C) — critical for preventing premature failure in dusty, high-vibration environments Covers all major cross-reference numbers including 6675292, 6681857, 7008772, and A12390N — eliminates part number guesswork Pre-tested at full load before shipment: 90A output sustained at 12.8V @ 25°C ambient, matching Bobcat’s original spec sheet tolerance

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Glow Plug 1G679-65512 for Kubota Z602 V2403 D902 V1505 – Fast-Start Cold Weather Ignition

Start your Kubota Z602 or V2403 engine reliably—even in sub-zero cold—without waiting, guessing, or risking downtime. The 1G679-65512 glow plug delivers precise pre-heating voltage and thermal ramp-up timing calibrated to Kubota’s original cold-start logic, so your BX2370, RTV1140CPX, or KX71 fires on the first crank, every time. Direct-fit replacement for Kubota Z602, V2403, D902 & V1505 engines—no adapters or modifications needed Features ceramic-sheathed heating element with 11V–14V adaptive resistance curve (critical for stable idle after cold start) Ships from Guangzhou warehouse same day—no OEM backorders or 3-week waits Backed by XUNPO’s 6-month warranty and real-time technical support from Kubota-certified parts engineers

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Starter Motor 21163-7025 for Kawasaki FX801V/FX850V – Direct Replacement

Get your Kawasaki or John Deere zero-turn mower back in action—fast—with a drop-in replacement starter motor that delivers OEM-level reliability without the wait or markup. This Kawasaki starter motor solves the all-too-common frustration of extended downtime when your FX801V or FX850V engine refuses to crank. Fits 20+ Kawasaki engine variants—including critical sub-models like FX801V-AS07, FX850V-CS08, and FX921V-BS07—where pinion gear depth and solenoid engagement timing must match factory specs Directly replaces part numbers 21163-7025, 21163-7021, and 99996-6121—no adapters or modifications needed Tested to 12V cold-crank performance at -10°C, ensuring reliable starts even after seasonal storage In-stock in Guangzhou and ships same-day for urgent repairs—no waiting weeks for OEM backorders

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