41100-ZY6-615ZA Honda Gearcase 25" Extra Long | Genuine Used Part
41100-ZY6-615ZA Honda Gearcase 25" Extra Long | Genuine Used Part
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🔧 Product Description
Genuine Honda BF115-BF150 Oyster Silver 25-Inch Standard-Rotation Gearcase - Part Number: 41100-ZY6-615ZA
A genuine Honda 25-inch extra-long gearcase for selected BF115, BF135 and BF150 inline-four outboards. The ZA suffix identifies Oyster Silver paint. The unit is standard rotation and is used with the corresponding X-shaft driveshaft, shift rod and extension-case arrangement.
⚙️ Key Features
- Genuine Honda OEM gearcase
- Correct part number 41100-ZY6-615ZA
- 25-inch extra-long shaft
- Standard propeller rotation
- NH282MU Oyster Silver finish
🚤 Compatibility
- Honda BF115 model families using the ZY6 gearcase system
- Honda BF135A / BF135AK model families
- Honda BF150A / BF150AK model families
- Documented on 2007 BF150 applications
- Approximate application era: 2004-2012, with later service use controlled by serial number
- 25-inch standard-rotation models only
🔌 Function
The gearcase transmits torque through the bevel gears and propeller shaft, houses the shift mechanism and water pump and supports the propeller and exhaust outlet.
⚠️ Common Signs of Failure
- Water enters gear oil
- Unit jumps out of gear
- Propeller shaft is bent
- Housing is cracked
- Bearing carrier is seized
- Incorrect rotation or shaft length is installed
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 41100-ZY6-615ZA is a documented standard-rotation 25-inch assembly
- Related 41100-ZY6 colour and revision suffixes serve different production and paint variants
- Counter-rotation versions use separate gearcase numbers and internal gears
OEM / Related Numbers
- 41100-ZY6-615ZA
- Related white-colour ZB gearcase variant
- Related 25-inch driveshaft and shift rod
- Related BF115 / BF135 / BF150 propeller-shaft holder and gear set
- Related seal and water-pump components
Aftermarket / Verified Equivalents
- Remanufactured Honda BF115 / BF135 / BF150 25-inch standard-rotation lower units from specialist gearcase suppliers
- Used genuine Honda assemblies
- Aftermarket bearing, seal and water-pump service kits
- No verified direct new aftermarket bare housing
📦 Condition
- Genuine used part
- Removed from running engine where applicable
- In good working condition unless otherwise stated
Shipping & Delivery
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
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?
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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