Shaft Assemly 421-20-34511 4212034511 421-20-34650 4212034650 for Komatsu Loader WA450 WA470 WA480
Shaft Assemly 421-20-34511 4212034511 421-20-34650 4212034650 for Komatsu Loader WA450 WA470 WA480 is backordered and will ship as soon as it is back in stock.
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Powering 10,000+ Commercial Fleets
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One Year Warranty
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Easy 60-day Return
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Expert support & Fitment Guarantee
Description
Description
Shaft Assemly 421-20-34511 4212034511 421-20-34650 4212034650 for Komatsu Loader WA450 WA470 WA480
Compatible Part Numbers
- 421-20-34511
- 4212034511
- 42120-34511
- 421-20-34650
- 4212034650
- 42120-34650
Compatible Equipment
- Komatsu Loaders: WA450, WA470, WA480
- Komatsu Bulldozers: D65EX, D65PX, D65WX
This shaft assembly is designed for use with Komatsu loaders WA450, WA470, and WA480, as well as Komatsu bulldozers D65EX, D65PX, and D65WX. It serves as a critical component for the drive shaft or universal joint connections, ensuring reliable power transmission within the vehicle's drivetrain system. The part numbers listed correspond to specific universal joint and propeller shaft assemblies compatible with various serial number ranges and model variants.
For the D65EX, D65PX, and D65WX bulldozer models, the universal joint with part number 421-20-34511 fits serial numbers 80001 and above, including versions without 3D machine control and different special configurations such as overseas and landfill specifications. This part also applies to the D65PX-17 and D65EX-17 models with serial numbers starting at 1001 and later.
Regarding Komatsu wheel loaders, the shaft assembly functions as the rear drive shaft or propeller shaft, depending on the model and region. For example, the WA480-6 loader with serial numbers 90216 and above uses part number 421-20-34511 for the rear propeller shaft, applicable across European Union and North American markets. The WA450 and WA470 series loaders also use this part for various model years and serial number ranges, including eco tier 3 versions and overseas variants.
Some specific compatible loader configurations include:
- WA450-5L from serial number A36001 and up
- WA450-6 (eco tier 3) for North America from serial number 66001 and up
- WA450-6-W1 from serial number A44001 and up
- WA470-6 (eco tier 3) from serial numbers 85001 to 90215
- WA470-5 from serial number 70001 and up (overseas and general versions)
- WA470-5 from serial number WA470-5H50051 and up for universal joint application
- WA470-6 from serial numbers H50051 to H50879 and H52001 and up
- WA480-6 (eco tier 3) from serial number 85001 to 90215, including European Union and North America versions
- WA480-5L from serial number A37001 and up
- WA480-6 LC from serial number H60470 and up
This part is essential for maintaining drivetrain integrity and smooth operation in heavy-duty construction and earthmoving equipment. It replaces a range of universal joints and drive shafts to match the original equipment specifications, supporting various model years and configurations.
1 Year Warranty
1 Year Warranty
Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.
Enjoy peace of mind with Fab Heavy Parts!
For more warranty details, please check out our warranty policy.
Fast Delivery
Fast Delivery
Estimated delivery time 3-6 workdays
No Core Charge
No Core Charge
We don't have a core charge for any products.
Frequently Asked Questions
Shipping and Delivery
What countries do you ship to?
What countries do you ship to?
We can ship to these countries:
Indonesia, Japan, Malaysia, Philippines, Singapore, South Korea, Thailand, Vietnam
United States
Belgium, San Marino, Italy, Spain, Netherlands, France, Germany, Finland, Austria, Denmark, Ireland, Luxembourg, Monaco, Norway, Sweden, Switzerland, Portugal, Poland, Hungary, Canada, Estonia, Australia, Mexico, New Zealand, Bulgaria, Croatia, Cyprus, Czechia, Greece, Greenland, Iceland, Liechtenstein, Lithuania, Malta, Romania, Russia, Slovakia, Slovenia, Latvia, Turkey, United Kingdom
How long will it take to receive my order?
How long will it take to receive my order?
Estimated delivery time to USA: 3-6 workdays;
Estimated delivery time to Canada, Mexico: 4-7 workdays;
Estimated delivery time to Australia: 4-7 workdays;
Estimated delivery time to European countries: 4-7 workdays;
Estimated delivery time to Asian countries: 3-5 workdays.
Returns and Refunds
How do I return a product?
How do I return a product?
Our return policy lasts 60 days. If 60 days have gone by since the delivery, unfortunately, we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused, not installed, clean and in the same condition that you received it. Shrink wrapping must not be broken. It must also be in the original packaging.
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
Steps of Returning Products to Fab Heavy Parts
1. Request returns in seconds at our return portal.
2. Fill in the email address you left with the order & the order number to start the return. Note: a correct order number format starts with a # hashtag
3. Select the items you wish to return and choose the return reason and upload photos of the received package.
Then, Fab Heavy Parts receives your return request and starts to process your return request. We may contact you for more details.
Steps after the approval of your return request:
1. A Return label will be sent to you via email. Print out the return label, place it on the parcel, and take it to the drop-off point. Make sure you properly pack the product for return if it’s returnable.
2. A refund of the original purchase price will be issued.
Any questions about returning products, please feel free to contact us at info@fabheavy.com
How long will it take to receive my refund?
How long will it take to receive my refund?
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment within 3-10 business days.
Payment Methods
What kind of payment methods do you accept?
What kind of payment methods do you accept?
We accept all major credit cards, PayPal, Google Pay, Apply Pay, Shop Pay, debit cards.
If you prefer offline payment, please contact us to get our bank transfer details.
Taxes or duties
Will I receive customs/import duties?
Will I receive customs/import duties?
For orders shipping to the United States, our price includes the import fees. The receiver/buyer doesn't need to pay any extra customs taxes, or duties for their packages. For orders shipping to non-US countries, please check our policy here.
