John Deere®
Tractors with 11" Single with IPTO without Reverser - 300, 301, 301A, 302

Tractors with Flywheel AT29754 - 1020, 1520
Tractors with Flywheel AR66781 - 2440, 2630, 2640

Tractors with 11" Single with IPTO with Flywheel AT29695 - 2020, 2020 Mannheim, 2030, 2030 Mannheim, 2120, 2120 Mannheim

Tractors with 11" Single with Transmission PTO or without PTO - 301A, 302

Tractors with 9"/11" Dual Cover Assembly Includes PTO Disc with Continuous PTO with Flywheel AR66070 (Tech-Tip: JD-1) - 2630, 2640

1.00"
15 Spline - RSB*-5

*Definition:
RIGID
This term refers specifically to the drive plate that is attached directly to the solid steel plate. Opposite of dampened.
SOLID
The clutch lining is attached directly to the solid steel plate.
BUTTON
The most aggressive clutch material is the bronze, metallic button. It offers extended life using reduced static pressures and a quick, clean engagement.