FAW J6 Clutch Booster Cylinder Assembly 1602305A70A Truck Transmission System Parts
No.:
Vehicle Type: FAW truck parts
Brand Name: FAW
Person in charge: William Du
Cel: 8619050562894
Whatsapp: 8619050562894
E-mail: sales22@chinatruck.cc
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Details
1.Product Description
FAW J6 Clutch Booster Cylinder Assembly 1602305A70A Truck Transmission System Parts
In FAW J6 heavy-duty truck operations, the clutch booster cylinder assembly is one of the most critical components in the clutch control mechanism. It uses compressed air and hydraulic force amplification to dramatically reduce clutch pedal effort while ensuring smooth gear engagement and driver comfort. Industry references identify 1602305A70A as the FAW J6 clutch booster assembly/clutch booster cylinder.
When the clutch booster assembly begins to fail, it triggers a costly chain reaction in the field:
Phase 1: Internal Seal Wear
Hydraulic seals begin losing efficiency, causing reduced pressure amplification.
Phase 2: Air Leakage
Compressed air escapes through worn valves and sealing surfaces.
Phase 3: Pedal Resistance Increase
Drivers notice significantly heavier clutch pedal operation.
Phase 4: Incomplete Clutch Release
Gear shifting becomes difficult, especially under load.
Phase 5: Transmission Downtime
Complete booster failure may leave the vehicle unable to disengage the clutch properly.
Critical Fleet Impact
For fleet operators, a failing clutch booster assembly does not simply affect driving comfort. It can increase transmission wear, accelerate clutch disc damage, reduce driver productivity and create unexpected roadside downtime. Industry descriptions note that the booster is the core force-amplification component of the FAW clutch control system.
2.Technical Parameters
| Item | Specification |
|---|---|
| OEM No | 1602305A70A |
| Product Name | Clutch Booster Cylinder Assembly |
| Alternative Name | Clutch Booster / Clutch Assist Cylinder |
| Vehicle Brand | FAW JIEFANG |
| Vehicle Model | FAW J6 Series |
| System | Clutch Control System |
| Type | Air-Hydraulic Clutch Booster |
| Installation Position | Transmission Clutch Operating System |
| Working Medium | Compressed Air + Hydraulic Fluid |
| Material | Steel Housing + Precision Sealing Components |
| Function | Amplify Clutch Pedal Force |
| Application | Heavy Duty Tractor Trucks, Dump Trucks, Cargo Trucks |
| Weight | Approx. 2.5 KG |
| Packing | Neutral Carton / Export Packaging |
| Condition | Brand New |
| Origin Quality Standard | OEM Replacement Standard |
Data sources consistently identify 1602305A70A as a FAW J6 clutch booster cylinder weighing approximately 2.5 kg.
3.Fitment Problem — Make Sure It Works
Fitment Models
| Brand | Model | Vehicle Type | Fitment |
|---|---|---|---|
| FAW | J6P | Tractor Truck | Direct Fit |
| FAW | J6M | Cargo Truck | Direct Fit |
| FAW | J6L | Medium Duty Truck | Direct Fit |
| FAW | JH6 | Verify By OEM | Check Before Order |
| FAW | Special Chassis Variants | Verify By VIN | Check Before Order |
(1) How to verify part's fitment?
Many clutch boosters look identical externally but differ in mounting dimensions, push rod stroke, air valve configuration and hydraulic connections.
Do not rely on appearance. Confirm using the following information:
Checks Before Purchase
[ ] OEM Number: 1602305A70A
[ ] Vehicle VIN Number
[ ] Transmission Model
[ ] Clutch System Configuration
[ ] Air Line Port Size
[ ] Hydraulic Port Size
[ ] Push Rod Length
[ ] Mounting Bolt Pattern
[ ] Original Part Photos
[ ] Chassis Number
(2) OEM Cross Verification
| Compatibility Status | Target Heavy-Duty Platforms & Conditions | Engineering Fitment Action |
|---|---|---|
| Direct Fit | FAW J6 Using 1602305A70A | 100% Replacement |
| Can Be Adapted | Certain JH6 Configurations | Verify Before Installation |
| Similar But NOT Compatible | Different Clutch Booster Generations | DO NOT INSTALL |
4.Common Field Failure Case
(1) Case Study Item
| Case Study Item | Field Operational Profiles & Technical Realities |
|---|---|
| Vehicle Fleet Model | FAW J6 Tractor Fleet |
| Service Life / Usage | 500,000+ KM Long-Haul Operation |
| Field Problem Manifestation | Heavy Clutch Pedal And Difficult Gear Engagement |
| Technical Root Cause | Internal Air Valve Leakage And Seal Wear |
| Engineering Solution | Replace 1602305A70A Clutch Booster Assembly |
| Proven Customer Benefits | Restored Smooth Clutch Operation And Reduced Driver Fatigue |
(2) Smart Buying Guide (Don't Waste Money on Wrong Repairs)
Table A: Symptom Recognition — Clutch Booster Failure Logic
| Truck Operating Condition | What the Truck Does (Symptom) | Technical Reality | Action & Maintenance Rule |
|---|---|---|---|
| Normal Driving | Smooth Clutch Operation | Booster Working Correctly | Continue Monitoring |
| Heavy Traffic | Pedal Becomes Hard | Internal Booster Efficiency Loss | Inspect Booster |
| Long Distance Operation | Difficult Gear Shifting | Air-Hydraulic Amplification Failure | Replace Assembly |
Table B: Misdiagnosis Risk — Stop Changing the Wrong Parts!
| What You Think Is Broken | The Real Root Cause | Money-Saving Tip |
|---|---|---|
| Clutch Disc Failure | Booster Losing Assist Force | Check Booster First |
| Transmission Synchronizer Damage | Incomplete Clutch Release | Verify Clutch Control System |
| Master Cylinder Failure | Booster Internal Leakage | Inspect Complete Assembly |
Table C: Fake vs. Premium Heavy-Duty Identification
| Inspection Indicator | Cheap / Fake / Low-Quality Risk | Premium Heavy-Duty Quality | Why It Matters |
|---|---|---|---|
| Housing Material | Thin Cast Components | OEM Grade Housing | Longer Service Life |
| Air Valve Quality | Poor Sealing | Precision Valve Assembly | Stable Clutch Assist |
| Internal Seals | Inferior Rubber | High Temperature Resistant Seals | Reduced Leakage Risk |
5.Risk Control —— Make sure everything goes well
| Supply Chain Risk | Customer Operational Concern | Our Proactive Quality Assurance Solution |
|---|---|---|
| Wrong OEM Number | Installation Failure | OEM Verification Before Shipment |
| Incorrect Mounting Layout | Downtime During Repair | Dimensional Inspection |
| Air Leakage Defects | Clutch Performance Loss | 100% Functional Testing |
| Shipping Damage | Installation Delays | Reinforced Export Packaging |
| Mixed Inventory | Wrong Deliveries | OEM Traceability Management |
6.Supplier Stability and Procurement Value —— Make More Profit in Your Market.
| Who Are You | Troubles We Save For You | Real Money & Business Value |
|---|---|---|
| Fleet Owners | Reduce Clutch Downtime | Lower Operating Costs |
| Repair Workshops | Faster Repairs | Higher Customer Satisfaction |
| Spare Parts Dealers | Stable Product Quality | Higher Repeat Business |
| Importers | Reliable OEM Supply | Lower Procurement Risk |
| Distributors | Consistent Inventory | Faster Turnover |
7.Related Truck Parts —— Buy More, Save More, Earn More Profit!
| Part Category | Exact Truck Parts | Official OEM / Part No. | Why You Should Buy Together? |
|---|---|---|---|
| Directly Associated Parts | Clutch Master Cylinder | Matching System | Complete Clutch Repair |
| Directly Associated Parts | Clutch Release Bearing | Matching System | Transmission Service |
| Directly Associated Parts | Clutch Fork | Matching System | Improve Release Accuracy |
| Directly Associated Parts | Clutch Pedal Return Spring | Matching System | Pedal Recovery |
| Directly Associated Parts | Clutch Hose Assembly | Matching System | Hydraulic Reliability |
| Same System Core Parts | Clutch Disc Assembly | FAW J6 Platform | Clutch Overhaul |
| Same System Core Parts | Clutch Pressure Plate | FAW J6 Platform | Complete Kit Service |
| Same System Core Parts | Flywheel Assembly | FAW J6 Platform | Power Transmission |
| Same System Core Parts | Flywheel Housing | FAW J6 Platform | Structural Support |
| Same System Core Parts | Release Fork Shaft | FAW J6 Platform | Operating Mechanism |
| Same System Core Parts | Air Control Valve | Clutch System | Booster Control |
| Same System Core Parts | Air Reservoir Fittings | Clutch System | Air Supply Stability |
| Same System Core Parts | Air Line Assembly | Clutch System | Pressure Delivery |
| Same System Core Parts | Transmission Input Shaft Bearing | Gearbox System | Drive Reliability |
| Frequently Ordered Consumables | Hydraulic Fluid | Standard Specification | System Maintenance |
| Frequently Ordered Consumables | Seal Kit | Booster Matching | Leak Prevention |
| Frequently Ordered Consumables | Air Pipe Connector | OEM Matching | Reliable Air Supply |
| Frequently Ordered Consumables | Mounting Bolt Kit | OEM Matching | Installation Support |
| Frequently Ordered Consumables | Clevis Pin Kit | OEM Matching | Linkage Service |
| Frequently Ordered Consumables | Dust Boot | OEM Matching | Protection |
| Often Forgotten Small Parts | Push Rod Assembly | Booster Matching | Stroke Accuracy |
| Often Forgotten Small Parts | Air Valve Core | Booster Matching | Pressure Control |
| Often Forgotten Small Parts | Return Spring | Booster Matching | Pedal Recovery |
| Often Forgotten Small Parts | Hydraulic Connector | Booster Matching | Leak Prevention |
| Often Forgotten Small Parts | Lock Nut Kit | OEM Matching | Secure Installation |
| Often Forgotten Small Parts | Air Line Bracket | OEM Matching | Vibration Protection |
| Often Forgotten Small Parts | Pedal Linkage Pin | OEM Matching | Clutch Operation |
| Often Forgotten Small Parts | Rubber Bushing | OEM Matching | Vibration Isolation |
| Often Forgotten Small Parts | Retaining Clip | OEM Matching | Secure Linkage |
| Often Forgotten Small Parts | Complete Clutch Repair Kit | System Matching | One-Stop Maintenance |
Contact Information
Your Direct Contact: William Du (Senior Export Sales Manager)
Heavy Truck Aftermarket Fitment & Supply Chain Specialist
Our Expertise: Full Supply Chain for SINOTRUK | SHACMAN | FAW | FOTON | WEICHAI Heavy Truck Spare Parts
WhatsApp / WeChat: +86 19050562894
Business Email: Sales22@chinatruck.cc
Export Platform: Chinatruck.cc
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