John Deere Extension Spring: M156827 M154322

John Deere extension springs are designed to original OEM specification to ensure like new performance. John Deere extension springs have proper tension to ensure consistent idler engagement and proper mower deck performance. John Deere extension springs are the replacement choice for you.

For Models: Z200 Series

• Z235
• Z245
• Z255

Z400 Series

• Z425 with 48" Deck
• Z435 with 48" or 54" Deck
• Z445 with 48" or 54" Deck