# 12810-90J00 Tensioner Timing Chain| Genuine Used Part πŸ”§ Product Description Genuine Used Suzuki DF90 / DF100 / DF115 / DF140 Timing Chain Tensioner - Part Number: 12810-90J00 A genuine pre-owned Suzuki Marine timing-chain tensioner arm for selected first-generation DF90, DF100, DF115 and DF140 four-stroke outboards. This component provides the guided wear surface against which the automatic adjuster applies force. It should not be confused with the separate hydraulic or ratcheting adjuster assembly 12831-90J02. βš™οΈ Key Features β€’ Genuine Suzuki Marine used timing-chain tensioner β€’ Correct OEM part number 12810-90J00 β€’ Suitable for selected 90HP to 140HP four-strokes β€’ Works with automatic adjuster 12831-90J02 β€’ Used on Suzuki-built Johnson four-stroke equivalents β€’ Original timing-chain wear-surface component πŸ”„ Supersession & Cross Reference OEM Supersession Chain: β€’ No verified superseding number identified for 12810-90J00 OEM / Related Numbers: β€’ 12810-90J00 β€’ 1281090J00 β€’ 12810-90J00-000 β€’ OEM Description: Tensioner, Timing Chain β€’ Related tensioner pad: 12813-73G00 β€’ Related spacer: 12812-90J00 β€’ Related adjuster: 12831-90J02 β€’ Related guide: 12771-90J00 Aftermarket / Verified Equivalents: β€’ No aftermarket equivalent 🚀 Compatibility Commonly used on: β€’ Suzuki DF90 four-stroke outboards β€’ Suzuki DF100 four-stroke outboards β€’ Suzuki DF115 four-stroke outboards β€’ Suzuki DF140 four-stroke outboards β€’ Suzuki-built Johnson 90HP to 140HP four-stroke engines where the Suzuki number is specified β€’ Horsepower Range: 90HP - 140HP β€’ Engine Configuration: Inline four-cylinder four-stroke β€’ Representative Production Period: Early 2000s through approximately 2012, model and serial-number dependent Important fitment note: β€’ Confirm the engine model, year and starting VIN. β€’ DF90A, DF100A, DF115A and DF140A engines may use a different timing arrangement. β€’ The automatic adjuster is a separate part. πŸ”Œ Function The tensioner arm presses against the timing chain under force from the automatic adjuster. It maintains chain control as the chain expands and contracts with temperature and gradually wears. Common signs of wear: β€’ Deep grooves in the contact surface β€’ Cracked or missing wear material β€’ Chain rattle β€’ Timing-chain slack β€’ Exposed metal backing β€’ Uneven chain tracking β€’ Cam timing faults β€’ Difficult starting or reduced performance Recommended checks before installation: β€’ Inspect the complete wear face β€’ Check the pivot or mounting point β€’ Inspect the automatic adjuster β€’ Check the timing chain for elongation β€’ Inspect all sprockets and fixed guides β€’ Reset or release the adjuster according to the service manual β€’ Rotate the engine by hand and verify all timing marks πŸ“¦ Condition β€’ Genuine Suzuki Marine used part β€’ Pre-owned internal engine component β€’ Wear marks and oil staining may be present β€’ Inspect against the factory wear limit before installation β€’ New timing components are generally preferred during major overhaul β€’ Supplied in protective or equivalent packaging ## Details - **Price:** 25.0 AUD - **Vendor:** Sawley's Auto and Marine - **Tags:** Sawley’s AAM Used Parts – Timing Components | Timing Chains Gears & Components ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 25.00 AUD | In stock | ## Images - 12810-90J00 Tensioner Timing Chain| Genuine Used Part --- > Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/12810-90j00-tensioner-timing-chain-genuine-used-part) > Updated: 2026-07-12