53299706702 S3A Turbocharger for Steyr WD615 & Weichai WD615

The 53299706702 S3A turbocharger is an aftermarket replacement unit designed for Steyr WD615 and Weichai WD615 engine applications. This complete turbo assembly serves as a reference application for Steyr trucks, Shacman, and Sinotruk HOWO vehicles, with OEM reference numbers 311553, 312257, and 61560110148 available for fitment verification.

Key Specifications

• Part Number: 53299706702
• Product Type: Complete Turbocharger Assembly
• Turbo Model: S3A
• Gross Weight: 18 kg
• Packing Dimensions: 26 x 30 x 33 cm
• OEM Reference Numbers: 311553, 312257, 61560110148
• Visible Features: Two-piece housing construction, twin-scroll exhaust manifold, central bearing housing with electrical related electrical detail port, and machined metallic turbine housing finish.

Verify the physical dimensions and related electrical detail port configuration against your existing unit before ordering. The visible twin-scroll manifold design requires specific exhaust manifold alignment; confirm V-band clamp compatibility and O-ring material suitability for your engine's oil and coolant systems.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• STEYR > STEYR TRUCK > STEYR WD615 63 64 65
• SHACMAN > Shacman Truck > Weichai WD615
• SINOTRUK > Sinotruk HOWO > Weichai WD615

This S3A turbocharger is listed for Steyr WD615, Shacman, and Sinotruk HOWO applications equipped with Weichai WD615 engines. It is associated with OEM reference numbers 311553, 312257, and 61560110148, which serve as verification clues for fitment. Buyers should confirm the specific engine code, production year, and existing turbo configuration before ordering. Verify that the mounting flange, exhaust manifold alignment, and oil/coolant port locations match your unit. Technical fitment support is available to assist with reference number cross-checks and application confirmation for these heavy-duty truck platforms.

Technical Notes

The S3A model features a two-piece housing construction with a visible flange and gasket line separating the upper and lower sections. The turbine side includes a twin-scroll exhaust manifold with two distinct oval inlet ports and a single circular exhaust outlet. A central bearing housing is visible with an electrical related electrical detail port, secured by hex-head bolts. The turbine housing displays a machined metallic finish, while the compressor housing has a cast, textured finish. Verify the V-band clamp size, O-ring material for oil and water connections, and compressor wheel nut thread direction against your existing unit before installation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 53299706702 S3A turbocharger. Worldwide shipping is available for this 18 kg unit packed in 26 x 30 x 33 cm dimensions. Our team provides technical fitment support to verify OEM reference numbers 311553, 312257, and 61560110148 against your Steyr or Weichai WD615 application. Contact us to confirm part number and engine details before placing an order.