The rachet lock assembly is the small pedal that you press down to lower Kirby vac nozzle onto the carpet.
Kirby replacement part 631589A and 631589.
Fits Kirby vacuum cleaner models:
- Sentria II (Sentria 2)
- G10 and G10D
- The Ultimate G Diamond Edition
- The Ultimate G
- G7D and G7
- G 2001 Limited Edition (G2001)
- G 2000 Limited Edition (G2000)
- G6 and G6D
- Gsix (G six)
- G5 and G5D
- G4 and G4D
- Generation 3 and G3D