
Product Introduction
The 6305-2RS / 90003311416 Flywheel Pilot Bearing is a high-quality engine bearing designed for SINOTRUK HOWO heavy-duty trucks. It is installed in the flywheel assembly to support rotating components, maintain shaft alignment, and ensure smooth power transmission between the engine and clutch system. SINOTRUK parts catalogs identify 90003311416 as a ball bearing used in flywheel and crankshaft-related assemblies.
Manufactured according to OEM standard quality requirements, this bearing adopts precision machining technology and high-strength bearing steel materials to provide excellent durability, stable rotation, and resistance against wear. The 6305-2RS sealed deep groove ball bearing design provides reliable protection against dust and contamination, making it suitable for demanding truck operating environments.
The 6305-2RS / 90003311416 bearing is commonly applied in SINOTRUK HOWO flywheel and engine systems, helping reduce friction, maintain accurate rotating performance, and extend the service life of related engine components. It is suitable for heavy transportation vehicles, logistics trucks, construction vehicles, and fleet maintenance applications.
As an aftermarket replacement part, this flywheel pilot bearing is suitable for truck repair workshops, engine maintenance specialists, fleet operators, and wholesale spare parts distributors. It provides an OEM-standard replacement solution with accurate fitment, reliable performance, and long service life for SINOTRUK HOWO truck maintenance requirements.

Technical Specifications
| Item | Specification |
|---|
| Product Name | Flywheel Pilot Bearing |
| Part Number | 6305-2RS / 90003311416 |
| Bearing Type | Deep Groove Ball Bearing |
| Vehicle Brand | SINOTRUK HOWO |
| Engine Application | Weichai Engine Systems |
| Application | Flywheel / Crankshaft Assembly |
| Product System | Engine Parts |
| Bearing Structure | Single Row Sealed Ball Bearing |
| Material | High Grade Bearing Steel |
| Inner Diameter | 25 mm |
| Outer Diameter | 62 mm |
| Width | 17 mm |
| Load Type | Radial Load Support |
| Seal Type | 2RS Rubber Sealed |
| Installation Position | Flywheel Pilot Position |
| Installation Type | Direct Replacement |
| Quality Standard | OEM Standard |
| Condition | Brand New |
| Packaging | Export Standard Packaging |
Vehicle Fitment
| Vehicle Brand | Compatible Models |
|---|
| SINOTRUK HOWO | HOWO, HOWO A7, HOWO T7H, HOWO TX, HOWO MAX |
| SINOTRUK SITRAK | C5H, C7H, G7 |
| SINOTRUK Steyr | Steyr Heavy Duty Trucks |
| Weichai Engine | WD615 Series Engine Applications |
| SHACMAN | F2000, F3000, X3000, X5000 |
| FAW JIEFANG | J5P, J6P, J7 |
| DONGFENG | Tianlong, Tianjin KR, KL, GX |
| FOTON AUMAN | ETX, GTL, EST, EST-A |
| BEIBEN | NG80, V3 |
| Heavy Duty Trucks | Vehicles Equipped with Compatible Flywheel Bearing Systems |
Payment & Shipping
| Category | Options |
|---|
| Payment Methods | T/T (Bank Transfer), PayPal, Western Union, MoneyGram, Visa, MasterCard, L/C (Letter of Credit), Alibaba Trade Assurance |
| Express Shipping | DHL, FedEx, UPS, TNT |
| Freight Shipping | Air Freight, Sea Freight, Railway Freight |
| Delivery Time | Express: 3-7 Working Days; Air Freight: 7-15 Days; Sea Freight: 20-45 Days |
| Shipping Coverage | Worldwide Shipping Available |
| Trade Terms | EXW, FOB, CFR, CIF, DDP |
Related Products Categories
Engine Parts System
| Section/System | Common Spare Parts |
|---|
| Engine Parts | Cylinder Block, Cylinder Head, Piston, Piston Ring, Crankshaft, Connecting Rod, Camshaft, Fuel Injector, Turbocharger, Water Pump, Oil Pump, Alternator, Starter Motor, Sensors |
Transmission & Drivetrain Parts
| Section/System | Common Spare Parts |
|---|
| Transmission System | Transmission Assembly, Synchronizer, Gear Set, Bearing, Oil Seal, Shift Fork, Clutch Disc, Pressure Plate, Release Bearing, PTO Assembly, Driveshaft, Universal Joint, Differential Assembly |
| Section/System | Common Spare Parts |
|---|
| Chassis Parts | Front Axle, Rear Axle, Kingpin Kit, Wheel Hub, Wheel Bearing, Leaf Spring, Air Spring, Shock Absorber, Brake Drum, Brake Disc, Brake Chamber, Slack Adjuster, Steering Gearbox |
Cabin & Body Parts
| Section/System | Common Spare Parts |
|---|
| Cabin Parts | Cab Assembly, Dashboard, Door Assembly, Door Lock, Mirror, Headlamp, Tail Lamp, Bumper, Grille, Fender, Seat, AC Compressor, Wiring Harness |
