
Product Introduction
The 0034321201 Air Reservoir 20L is an important pneumatic system component used in Mercedes-Benz NG, SK series and Beiben NG80 trucks. Installed in the compressed air circuit, it stores air pressure generated by the air compressor and provides a stable air supply for the braking system and other pneumatic control components, ensuring efficient and safe truck operation.
Manufactured according to OEM specifications, this air reservoir features a strong steel tank body, accurate mounting dimensions, and reliable sealing performance. It is designed for high-pressure operation, vibration environments, and long-term commercial truck working conditions.

Technical Specifications
| Item | Specification |
| Product Name | Air Reservoir / Air Tank |
| OEM Part Number | 0034321201 |
| Vehicle Brand | Mercedes-Benz / Beiben |
| Compatible Models | NG / SK / NG80 |
| System | Pneumatic Brake System |
| Component Type | Compressed Air Storage Tank |
| Position | Truck Air Brake Circuit |
| Capacity | 20L |
| Material | High Strength Steel |
| Manufacturing Process | Steel Forming + Welding + Surface Treatment |
| Function | Stores Compressed Air for Brake System |
| Working Medium | Compressed Air |
| Features | Pressure Resistance, Leak Prevention, Corrosion Resistance |
| Condition | Brand New |
| OEM Standard | Yes |
| Quality Test | Pressure Test / Leakage Test / Welding Inspection / Fitment Test |
| Installation | OEM Direct Replacement |
| Packaging | Export Standard Packaging |
| Origin | China |
Vehicle Fitment
| Vehicle Brand | Compatible Models |
| Mercedes-Benz | NG Series |
| Mercedes-Benz | SK Series |
| Beiben | NG80 |
Payment & Shipping
| Category | Options |
| Payment Methods | T/T, PayPal, Western Union, MoneyGram, L/C, Alibaba Trade Assurance |
| Shipping Methods | DHL, FedEx, UPS, TNT |
| Delivery Time | 3–7 Days (Express), 20–45 Days (Sea Freight) |
| Trade Terms | EXW, FOB, CIF, CFR, DDP |
| Shipping Scope | Worldwide Shipping |
Related Products Categories
| Section/System | Common Spare Parts |
| Cylinder Block & Cylinder Head | Cylinder Block, Cylinder Head, Cylinder Liner, Piston, Piston Ring, Cylinder Head Gasket |
| Crankshaft System | Crankshaft, Connecting Rod, Bearing, Thrust Washer |
| Valve Train | Intake Valve, Exhaust Valve, Camshaft, Rocker Arm, Valve Spring |
| Fuel System | Injector, Fuel Pump, Fuel Filter |
| Cooling System | Water Pump, Thermostat, Radiator |
| Lubrication System | Oil Pump, Oil Cooler |
Transmission & Drivetrain Parts
| Section/System | Common Spare Parts |
| Clutch System | Clutch Disc, Pressure Plate, Release Bearing, Clutch Master Cylinder, Clutch Booster Cylinder |
| Gearbox System | Gearbox Assembly, Gear Set, Bearing, Seal |
| Differential System | Differential Assembly, Crown Wheel & Pinion, Differential Bearing |
| Driveshaft System | Propeller Shaft, Universal Joint, Drive Shaft Center Bearing, Flange Fork, Slip Yoke, Center Support |
| Axle System | Axle Shaft, Wheel Hub, Planetary Gear, Side Gear |
| Section/System | Common Spare Parts |
| Front Axle | Steering Knuckle, Kingpin Kit, Tie Rod, Wheel Hub |
| Rear Axle | Axle Housing, Hub, Differential Housing |
| Suspension System | Leaf Spring, Leaf Spring Bracket, Leaf Spring Seat, Torque Rod, Balance Shaft, Spring Shackle, Suspension Saddle, Shock Absorber, U-bolt |
| Steering System | Steering Gearbox, Drag Link, Steering Pump |
| Brake System | Brake Drum, Brake Shoe, Brake Chamber, Brake Valve, Slack Adjuster, Air Dryer, Air Hose |
Cabin & Body Parts
| Section/System | Common Spare Parts |
| Cabin Assembly | Cabin Body, Mounting, Door Lock, Door Handle, Door Hinge |
| Electrical System | Relay, Signal Lamp, Combination Instrument, Tachometer, Speedometer, Headlamp, Tail Lamp, Wiring Harness |
| Interior | Dashboard, Switch Panel, Instrument Cluster |
| Exterior | Bumper, Grille, Fender, Step |
