Deck Belt Tension Spring for Spartan 42" Mower Decks SKU: 138-7265

A weak or broken deck tension spring leads to belt slippage, uneven cuts, and premature belt wear—problems that turn a routine mowing job into a frustrating ordeal. This Spartan deck tension spring restores the precise belt tension your 42" deck needs for reliable power transfer to all three blades.

Why Genuine Spartan Parts Matter

• Spring-steel construction engineered to match original equipment specifications
• Maintains optimal belt tension through thousands of mowing cycles
• Prevents belt slippage that causes uneven cutting and blade engagement issues
• Direct replacement eliminates guesswork—fits Spartan 42" decks perfectly

When your mower deck belt starts slipping or your spring has lost its tension, this replacement gets you back to consistent cutting performance. Questions about fitment? S&H Parts has been helping customers solve equipment problems since 1969—give us a call.