SPOOLOGIC Turbine Shaft

The SPOOLOGIC 11-blade turbine shaft SL-240-020 fits the RHG6 turbocharger in 2001-2004 Chevrolet Silverado and GMC Sierra 2500 3500 6.6L Duramax LB7. Its complete turbine wheel and shaft assembly replaces a worn or damaged rotating component during turbocharger rebuilding.

Features

• 11-blade turbine wheel
• Complete turbine wheel and shaft assembly
• High-nickel Inconel turbine wheel
• Individually balanced turbine shaft

What's Included

• Turbine shaft and wheel assembly - 1

Fitment

• 2001-2004 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LB7

2004 trucks: LB7 application; verify the engine code.

Turbine Shaft

• Turbine inducer: 68 mm
• Turbine exducer: 62 mm
• Turbine blade count: 11
• Material: High-nickel Inconel turbine wheel

Turbo Compatibility

RHG6.

Assembly and Balancing

The turbine shaft is individually balanced. Balancing the completed rotating assembly is recommended best practice. Verify bearing, seal, compressor wheel, and housing compatibility, then follow the applicable shaft-nut tightening and clearance specifications.

OEM Cross-References

• GM OEM: 97307711, 97720748
• Additional manufacturer references: 1045837, 2905769000, 8973077110, 8973077111

⚠️ DIY Product — All Sales Final, No Warranty, No Returns

Every SPOOLOGIC Turbine Shaft is intended for experienced turbo builders and qualified technicians. The turbine shaft is individually balanced; balancing the assembled rotating group is best practice. Verify bearing, seal, wheel, and housing compatibility before assembly. All sales are final - no warranty, returns, or exchanges. See the SPOOLOGIC Warranty Policy for details on parts sold without a warranty.