| Supply Ability | 5000PCS per month |
| Type | Cooling System |
| Classification | Engine Parts |
| Payment Terms | L/C,D/A,D/P,T/T |
| Vehicle Model | HFC4DB2-1D |
| OEM | 1025400FD020 |
| Model Number | 1633111-0519-011 |
| Place of Origin | CHINA |
| Brand Name | JAC |
| Certification | ISO,CE |
View Detail Information
Explore similar products
C3906285 Round O-Ring Seal High Pressure Fluid Rubber Gasket For DFCV ISZ520
C3972375 8PK2124 Poly V Ribbed Belt Multi Groove Drive Serpentine Belt
1311211-KS1A0 Coolant Reservoir Cap Expansion Tank Pressure Cap Replacement For
C3696214 Engine Coolant Thermostat Wax Type Temperature Control Valve For DFCV
Product Specification
| Supply Ability | 5000PCS per month | Type | Cooling System |
| Classification | Engine Parts | Payment Terms | L/C,D/A,D/P,T/T |
| Vehicle Model | HFC4DB2-1D | OEM | 1025400FD020 |
| Model Number | 1633111-0519-011 | Place of Origin | CHINA |
| Brand Name | JAC | Certification | ISO,CE |
| High Light | Belt Tensioner Pulley for Light Truck ,1025400FD020 ,1025400FD020 Belt Tensioner Pulley | ||
Product Introduction 1025400FD020 Belt Tensioner Pulley is a key component of the HFC4DB2-1D engine accessory drive system. It maintains constant tension on the serpentine belt, preventing belt slippage while the engine runs, and ensures stable power transfer to alternator, water pump and other auxiliary units. This aftermarket replacement pulley fixes abnormal squealing noise, belt jumping and premature belt wear caused by seized bearings, worn pulley grooves or weak tension of old assemblies, protecting normal operation of engine auxiliary systems for light commercial vehicles.
Product Advantages The pulley wheel adopts high-strength cast alloy with precision grooving design to reduce belt abrasion. Built-in high-speed bearing has low friction and excellent heat resistance. The surface treatment improves anti-corrosion performance against dust and moisture. Each finished pulley passes rotational testing before shipment, delivering stable tension control and lowering the frequency of belt maintenance.
| Item | Parameter |
|---|---|
| Part Number | 1025400FD020 |
| Product Name | Belt Tensioner Pulley |
| Matching Engine | HFC4DB2-1D |
| Pulley Material | High Strength Cast Alloy |
| Feature | Low Friction, Stable Belt Tension |
| MOQ | Negotiable |
| Application | Engine Accessory Drive Belt System |
Applicable Models Fit for JAC light trucks equipped with HFC4DB2-1D engine, commonly used on light cargo delivery and logistics transport vehicles.
![]()
![]()
![]()
![]()
FAQ
Q1: What noise will a bad tensioner pulley produce?
A1: Continuous squealing or rattling sound when engine is running, especially upon acceleration.
Q2: Do I need to replace the belt together with tensioner pulley?
A2: Recommended, inspect belt condition and replace it if you find cracks or fraying.
Q3: What leads to tensioner pulley bearing failure?
A3: Water intrusion, dust contamination and long-time high-speed operation will accelerate bearing wear.
Q4: Can pulley failure cause the belt to break suddenly?
A4: Yes, stuck pulley will cut the belt and disable multiple engine accessories at once.
Company Details
Business Type:
Distributor/Wholesaler
Year Established:
1989
Total Annual:
30000000-35000000
Employee Number:
150~200
Ecer Certification:
Verified Supplier
SuiNing Auto Parts Company (Abbrev. SN) is one of China’s leading auto parts supply chain enterprises. Founded in Guangzhou in 1989, SN adheres to the tenet of “customer-focused, market-oriented, competitive and innovative, quality-first”. &... SuiNing Auto Parts Company (Abbrev. SN) is one of China’s leading auto parts supply chain enterprises. Founded in Guangzhou in 1989, SN adheres to the tenet of “customer-focused, market-oriented, competitive and innovative, quality-first”. &...
Get in touch with us
Leave a Message, we will call you back quickly!