• 50040-92847-0ep Suzuki / 5034744 Johnson 25" gearcase (one of) | Genuine Used Part
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50040-92847-0ep Suzuki / 5034744 Johnson 25" gearcase (one of) | Genuine Used Part

50040-92847-0ep Suzuki / 5034744 Johnson 25" gearcase (one of) | Genuine Used Part

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🔧 Product Description

Genuine Suzuki / Johnson DF90-DF140 Shadow Black 25-Inch Standard-Rotation Lower Unit - Part Numbers: 50040-92847-0EP / 5034744

A genuine Suzuki 25-inch standard-rotation lower-unit assembly also supplied by BRP for Suzuki-manufactured Johnson four-stroke outboards. Suzuki 50040-92847-0EP and Johnson / BRP 5034744 are cross-brand OEM equivalents. The 0EP suffix identifies Shadow Black.

⚙️ Key Features

  • Genuine Suzuki / Johnson complete gearcase
  • Suzuki part number 50040-92847-0EP
  • Johnson / BRP equivalent 5034744
  • 25-inch extra-long-shaft configuration
  • Standard propeller rotation

🚤 Compatibility

  • Suzuki DF90X original-generation four-stroke: 2001-2012, serial breaks 150001-680685 and 680686-219999
  • Suzuki DF115X original-generation four-stroke: 2001-2012, serial breaks 150001-681517 and 681518-219999
  • Suzuki DF140X: later standard-ratio production using 92847, including 2007-2012 serial 780001-219999
  • Suzuki-built Johnson 140HP four-stroke 25-inch applications using 5034744
  • BRP accessory documentation lists 140HP four-stroke 25-inch use for approximately 1998-2005 service families
  • Standard rotation only

🔌 Function

The complete gearcase carries the propeller and gears, provides forward and reverse and supplies cooling water through the driveshaft housing.

⚠️ Common Signs of Failure

  • Gear ratio is incorrect for early DF140
  • Water enters gear oil
  • Shift clutch is worn
  • Propeller shaft is bent
  • Housing is cracked or corroded
  • Driveshaft spline wear is present

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 50040-90804-0EP is the earlier 25-inch unit for 2001-2006 production
  • 50040-92847-0EP is the later 2006-2012 service assembly
  • 5034744 is the BRP cross-brand standard-rotation 25-inch reference
  • 5034745 and 92857-series units are related counter-rotation assemblies

OEM / Related Numbers

  • 50040-92847-0EP
  • 50040-90804-0EP earlier assembly
  • BRP 5034744
  • Related 50040-92857-0EP counter-rotation assembly
  • Related DF90 / DF115 / DF140 driveshaft, gear set and shift components

Aftermarket / Verified Equivalents

  • BRP 5034744 is the verified cross-brand OEM equivalent
  • Specialist remanufactured Suzuki / Johnson 90HP-140HP lower units
  • Aftermarket seal, bearing, water-pump and gear sets from Sierra and specialist suppliers
  • No universal aftermarket complete unit should be installed without confirming gear ratio

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in the condition you received it for a refund or exchange. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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