Guangzhou Qichao Machinery Parts Co., Ltd.
                                                                                                           
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25222657 25/222657 12V Solenoid Valve For 3CX 4CX Backhoe Loader Transmission

Price Negotiable
Price: Please send mail or Whatsapp
MOQ: 1 Piece
Delivery Time: Negotiable
Brand: ZVEZDA
Product Description
25222657 25/222657 12V Solenoid Valve For  3CX 4CX Backhoe Loader Transmission

It is the core proportional shift pressure adjustment component of backhoe loader transmission hydraulic system. It receives ECU electrical signal to proportionally adjust clutch hydraulic pressure inside gearbox, realize smooth automatic gear shifting during road driving, digging and loading composite operation, effectively eliminate violent shift impact, gear jerk and unsmooth power transmission.

Product Details
SpecificationDetailed Information
BrandZVEZDA
Full Product Name3CX/4CX/2CX/5CX Series Integrated Backhoe Loader 12V Transmission Gear Shift Cartridge Solenoid Valve 25222657 (25/222657)
OEM Part Number25222657 / 25/222657
Compatible EquipmentJCB 3CX,4CX,2CX,5CX Medium Heavy-duty Backhoe Loader
Matched SystemGearbox Multi-way Valve Clutch Shift Pressure Control Hydraulic Circuit
Rated VoltageDC12V
Plug FeatureBlack Square 2-Pin Fully Sealed Waterproof Plug
AccessoriesSpecial Metal Installation Fixing Clip Included
Condition100% Brand New Aftermarket OEM Equivalent Complete Valve Assembly
OriginGuangdong, China
Core MaterialIon Nitride Hardened Precision Multi-groove Alloy Spool + Low-loss Pure Copper Electromagnetic Coil
Installation PositionBackhoe Loader Gearbox Multi-way Valve Threaded Cartridge Valve Hole
Shipment Lead Time1–7 working days after payment confirmation
Outer PackagingNeutral Export Carton + Shockproof EPE Foam Inner Liner



Series 1 PNSeries 2 PNUniversal Spare Part Numbers
20Y-43-41780331/308844520781
22U-06-22420331/308854581230
22U-06-22380331/308864601592
782-5301-301701/802844632710
782-5301-302701/802854678921
7824-30-160011S-494756890
7825-30-1301601174634721563
7825-30-130260117463LM4739125
7861-92-4130601174644772106
7861-92-4131601174654789321
20Y-43-41781YQ05.251.0464801234
20Y-43-41800300661-00004A212-7890
708-2H-2505321Q6-20820214-5620
708-2H-25240702-21-070100419-9902
702-21-07311332/G09120419-9903
702-21-0761060117466223-8181
702-21-57400YQ05.251.049224-2092
585-9230YN20S00003F1225-0300
627-23047820-30-1700253-3809
585-92314791230231-8194
702-21-58100403-0363198-6528
702-21-57500485-5747328-4314
702-21-60700375-4414-02384-3892
714-07-16730485-9850-03485-5747
201-0950485-9850-03491-0908
25/220804491-0908553-5204
25/22099425/22080425/220994
31Q6-2013125/22099431Q6-91220
31Q6-9122031Q6-20131086-1879
086-187931Q6-9122031765-FC000
31765-FC000086-1879053400-0745
053400-074531765-FC000419-15-47221
419-15-47221053400-0745KDRDE5K-20/40C04
KDRDE5K-20/40C04419-15-4722131Q6-91720
31Q6-91720KDRDE5K-20/40C0425/220804
25/22080431Q6-9172025/974628
25/97462825/2208044I-5674
4I-567425/974628096-5945
096-59454I-5674111-9916
111-9916096-5945111-9100
111-9100111-991656D-15-35220
56D-15-35220111-9100DRE2K-X5-937-16
DRE2K-X5-937-1656D-15-35220116-3526
116-3526DRE2K-X5-937-16121-1490
121-1490116-3526121-1491
121-1491121-1490708-2H-25053
708-2H-25053121-1491708-2H-25240
708-2H-25240708-2H-25053708-2H-26913
708-2H-26913708-2H-25240198-4607
198-4607708-2H-26913195-9700
195-9700198-4607186-1526
186-1526195-9700129-1525
129-1525186-1526154-3685
154-3685129-1525154-3064
154-3064154-3685165-4026
165-4026154-3064125-4653
125-4653165-402625222657
No.QuestionStandard Answer
Q1Which backhoe loaders match 12V transmission cartridge solenoid valve 25222657 / 25/222657 with black square plug?This threaded proportional shift solenoid fits JCB 3CX,4CX,2CX,5CX integrated backhoe loader gearbox hydraulic multi-way valve system, equipped with matching metal installation clip.
Q2What core hydraulic function does this solenoid undertake?It proportionally adjusts clutch hydraulic pressure inside gearbox, realizes smooth automatic shifting to reduce shift shock during driving and earthwork operation.
Q3What abnormal transmission faults will be caused by damaged solenoid?Severe shift jerk, difficult gear shifting, intermittent gear slipping, unstable driving power, continuous abnormal high transmission oil temperature.
Q4Is full disassembly of gearbox valve block required during replacement?No, standard threaded cartridge structure, screw out old valve and screw in new one, fixed with matching clip, no need to split gearbox housing.
Q5What long-service anti-wear high-temperature resistant design?Ion nitriding hardened alloy spool, H-grade high temperature enameled coil, double HNBR oil-resistant sealing rings, integrated waterproof plug, resist long-term muddy, high oil temperature construction environment.
Q6Are 25222657 and 25/222657 interchangeable OEM spare part numbers?Yes, the two codes correspond to the same complete transmission solenoid valve assembly and can be directly replaced mutually.
Q7How to quickly test coil integrity before installation?Use a multimeter to measure coil resistance, normal range 13.5–14.2 ohms; infinite resistance means open circuit, resistance below 10 ohms indicates internal short circuit and cannot be installed.

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Company Guangzhou Qichao Machinery Parts Co., Ltd.
Location 825-827, Zhuji International Machinery City, No.36 Zhuji Road, Tianhe District, Guangzhou, China
Contact Person Sales

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