YMD-GL4PM-P1 Yamalube Gear Oil Pump 1ltr | Genuine OEM Yamaha Outboard Part
YMD-GL4PM-P1 Yamalube Gear Oil Pump 1ltr | Genuine OEM Yamaha Outboard Part
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🔧 Product Description
Genuine Yamaha Yamalube One-Litre Gear Oil Bottle Pump - Part Number: YMD-GL4PM-P1
A genuine Yamaha hand pump designed to fit one-litre Yamalube GL4 and GL5 gear-oil bottles.
The pump allows clean, controlled filling of an outboard or sterndrive gearcase through the lower drain and fill opening, reducing spills and trapped air during lower-unit servicing.
⚙️ Key Features
- Genuine Yamaha gear-lube service pump
- Correct Yamaha part number YMD-GL4PM-P1
- Designed for one-litre Yamalube gear-oil bottles
- Supplied with hose and Yamaha gearcase filling adaptor
- Suitable for Yamaha two-stroke and four-stroke lower units
🚤 Compatibility
Commonly used on
- Yamaha outboard and sterndrive gearcases
- Yamalube one-litre GL4 and GL5 gear-oil containers
Typically suits
- Engine models:
- Yamaha two-stroke outboards
- Yamaha four-stroke outboards
- Yamaha HPDI outboards
- Yamaha standard-rotation and counter-rotation lower units
- Yamaha sterndrives with compatible fill-plug threads
- Yamaha HPDI high-pressure pump filling where the workshop procedure specifies this pump
- HP Range: Yamaha portable through high-horsepower outboards
- Engine Type: Yamaha two-stroke, HPDI and four-stroke outboard
- Bottle Compatibility: One-litre Yamalube GL4 and GL5 containers
🔌 Function
The pump transfers fresh lubricant into the lower unit from the bottom fill opening until oil exits the upper vent.
Typical use
- Remove the upper vent plug
- Remove the lower drain and fill plug
- Thread the pump adaptor into the lower opening
- Pump lubricant until clean oil exits the upper vent
- Refit the upper plug before disconnecting the pump
- Refit the lower plug using new sealing washers
⚠️ Common Signs of Failure
- Filling directly from the bottle is slow or messy
- Air becomes trapped inside the gearcase
- Gear oil spills while changing bottles
- The lower unit requires controlled bottom-up filling
- Repeated marine servicing requires a reusable pump
🔄 Supersession & Cross Reference
OEM Supersession Chain
- YMD-GL4PM-P1 current Yamaha accessory reference
OEM / Related Numbers
- YMD-GL4PM-P1
- YMD-GL4PM-P1-00
- YMDGL4PMP100
- Yamalube GL4 one-litre gear oil
- Yamalube GL5 one-litre gear oil
Aftermarket / Verified Equivalents
- Universal one-litre marine gear-oil bottle pump
- Lower-unit filling pump with Yamaha threaded adaptor
- Mercury adaptor may be supplied with selected pump versions
📦 Condition
- Genuine Yamaha accessory
- Brand new
- Supplied in original or equivalent packaging
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 new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. 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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