
Product Introduction
The 199012340019 Rear Wheel Oil Seal Seat is specially designed for SINOTRUK HOWO STR old-type drive axle wheel hub assemblies. The component features an integrated O-ring groove design, which helps improve sealing performance and prevents gear oil leakage from the wheel hub system.
Manufactured using precision machining technology and high-strength steel materials, the oil seal seat provides excellent wear resistance and dimensional stability, ensuring reliable operation under heavy-duty transportation and mining conditions. It is widely used in STR old-type wheel hub assemblies and rear axle maintenance applications.

Technical Specifications
| Item | Specification | Item | Specification |
| Product Name | Rear Wheel Oil Seal Seat | Model | 199012340019 |
| Part Number | 199012340019 | OEM Number | 199012340019 |
| Product Type | Wheel Hub Oil Seal Seat | Installation Position | Rear Wheel Hub |
| Material | High Strength Steel | Axle Type | STR Old Type Drive Axle |
| Structure | With O-Ring Groove | Application | Wheel Hub Oil Seal System |
| Quality Standard | OEM Replacement | Warranty | 12 Months |
Vehicle Fitment
| Vehicle Brand | Compatible Models |
| SINOTRUK HOWO | HOWO STR |
| SINOTRUK HOWO | HOWO 6×4 Tractor Truck |
| SINOTRUK HOWO | HOWO 8×4 Dump Truck |
| SINOTRUK HOWO | HOWO Cargo Truck |
| SINOTRUK STEYR | STEYR 6×4 |
| SINOTRUK STEYR | STEYR 8×4 |
The 199012340019 oil seal seat is commonly used in old-generation STR wheel hub systems and is designed with an O-ring groove for enhanced sealing performance. Some aftermarket catalogs list it as a rear hub cone or spacer depending on axle configuration.
Export Markets
| Market | Coverage |
| Main Export Markets | Africa, Middle East, Central Asia, Southeast Asia, South America, Eastern Europe |
Packaging Information
| Item | Specification |
| Packaging Type | Neutral Package / Color Box / Carton Box |
| MOQ | 1 Piece |
| Customized Packaging | Available |
Payment & Shipping
| Payment Methods | Shipping Methods |
| T/T | DHL |
| L/C | FedEx |
| Western Union | UPS |
| PayPal | Air Freight |
| Alibaba Trade Assurance | Sea Freight |
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, Main Bearing, Connecting Rod Bearing, Thrust Washer |
| Valve Train | Intake Valve, Exhaust Valve, Camshaft, Rocker Arm, Valve Spring |
| Turbocharger System | Turbocharger, Turbo Repair Kit, Intercooler, Intake Pipe |
| Fuel System | Fuel Injector, Injector Nozzle, Fuel Pump, Fuel Filter |
| Cooling System | Water Pump, Thermostat, Radiator, Expansion Tank |
| Lubrication System | Oil Pump, Oil Filter, Oil Cooler, Oil Pan |
| Intake & Exhaust System | Air Filter, Air Cleaner Assembly, Exhaust Pipe, Muffler, DPF, SCR |
| Engine Electrical Parts | Starter Motor, Alternator, Sensors, Wiring Harness |
Transmission & Drivetrain Parts
| Section/System | Common Spare Parts |
| Clutch System | Clutch Disc, Pressure Plate, Release Bearing, Clutch Master Cylinder, Clutch Booster |
| Transmission System | Gearbox Assembly, Synchronizer, Gear Set, Bearing, Oil Seal, Shift Fork |
| PTO System | PTO Assembly, PTO Gear, PTO Pump, PTO Seal |
| Driveshaft System | Driveshaft Assembly, Universal Joint, Center Bearing, Slip Yoke |
| Differential System | Differential Assembly, Crown Wheel & Pinion, Differential Bearing, Repair Kit |
| Section/System | Common Spare Parts |
| Front Axle | Kingpin Kit, Steering Knuckle, Ball Joint, Tie Rod, Wheel Bearing |
| Rear Drive Axle | Axle Housing, Half Shaft, Differential Housing, Hub Bearing |
| Suspension System | Leaf Spring, Air Spring, Shock Absorber, Equalizer Beam, U-Bolt |
| Steering System | Steering Gearbox, Power Steering Pump, Drag Link, Steering Shaft |
| Brake System | Brake Drum, Brake Disc, Brake Pad, Brake Chamber, Slack Adjuster |
| Wheel Hub System | Wheel Hub, Wheel Bearing, Oil Seal, Wheel Bolt, Wheel Nut |
Cabin & Body Parts
| Section/System | Common Spare Parts |
| Cabin Assembly | Cabin Shell, Cabin Suspension, Cabin Lock, Cabin Mount |
| Dashboard System | Instrument Cluster, Dashboard Panel, Switch Assembly |
| Door System | Door Assembly, Door Lock, Door Handle, Window Regulator |
| Seat System | Driver Seat, Passenger Seat, Seat Shock Absorber |
| Air Conditioning System | AC Compressor, Condenser, Evaporator, Blower Motor |
| Electrical System | Headlamp, Tail Lamp, Fog Lamp, Wiring Harness, Relay |
| Mirror System | Rear View Mirror, Mirror Arm, Mirror Cover |
| Body Exterior Parts | Bumper, Grille, Fender, Mudguard, Step Panel |
