Share
SKU:34672-01
Suncoast 4L80E Heavy Duty Main Shaft
Suncoast 4L80E Heavy Duty Main Shaft

Description
Main shaft failure is a common problem in performance and heavy duty GM 400, 4L80-E and 4L85-E units. Sonnax heavy duty main shaft 34672-01 is manufactured from high strength 300M with proprietary heat treatment and post heat treat processing for exceptional performance, durability and value. This shaft is recommended for applications up to 1,000HP. For extreme horsepower applications, see Sonnax extreme duty main shaft 34672-05 — the most durable 1” main shaft available.
- Advanced torsional design with spline and cross hole refinements for additional strength
- Direct replacement for OE shafts
Fitments
Instructions
Specifications
SKU: 34672-01
GTIN: 840385608213
Manufacture Name: Suncoast Performance
Shipping Weight: 5 lb
Shipping Length: 18 in
Shipping Width: 3 in
Shipping Height: 3 in
EO Number:
Cross Reference #
Warranty
California Proposition 65 Warning
California Proposition 65 Warning - P65warnings.ca.gov
34672-01
Suncoast 4L80E Heavy Duty Main Shaft
Main shaft failure is a common problem in performance and heavy duty GM 400, 4L80-E and 4L85-E units. Sonnax heavy duty main shaft 34672-01 is manufactured from high strength 300M with proprietary heat treatment and post heat treat processing for exceptional performance, durability and value. This shaft is recommended for applications up to 1,000HP. For extreme horsepower applications, see Sonnax extreme duty main shaft 34672-05 — the most durable 1” main shaft available.
- Advanced torsional design with spline and cross hole refinements for additional strength
- Direct replacement for OE shafts
Suncoast 4L80E Heavy Duty Main Shaft