Transmission · Manual 5-speed · 7.4L · 15747132
400-RL03343A Transmission interchange
400-RL03343A is a Redline transmission interchange code that fits 4 vehicles from 1999–2000, option Manual 5-speed · 7.4L · 15747132.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 1999 | Chevrolet | C/K 3500 Series | Manual 5-speed · 7.4L · 15747132 |
| 2000 | Chevrolet | C/K 3500 Series | Manual 5-speed · 7.4L · 15747132 |
| 1999 | GMC | Sierra Classic 3500 | Manual 5-speed · 7.4L · 15747132 |
| 2000 | GMC | Sierra Classic 3500 | Manual 5-speed · 7.4L · 15747132 |
OEM numbers
How to verify
- Check the ID tag or transmission code against the OEM numbers above.
- Decode the VIN to confirm year, model and powertrain.
- Compare the part physically: mounts, connectors and dimensions.
Information is a guide only. Verify fitment before sale. No warranty is given.
Last updated 2026-10-13