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Connecting Rod Fits John Deere Replaces AR55978

✓ New Part
✓ 6-Month Warranty
✓ Free Shipping*
✓ 30-Day Returns

Part Details

ConditionNew Aftermarket
Warranty6 Months
Ships FromMichigan, USA

Description

One New Aftermarket Connecting Rod

Tech Info:
 -Marked R51727, R80034

Made to Fit John Deere:
Models: 2940, 830 3 cylinder, 2300, 1030, 2950, 1530, 930, 2440, 2550, 2350, 2255, 2130, 2040, 2150, 1630, 2155, 1830, 2555, 2840, 2240, 1130, 2355
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 2030
Model Breaks: diesel, ESN (engine serial number): 275484 and up
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 3430, 2535, 2550, 1840, 940, 2730
Model Breaks: with 4.239D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 3130
Model Breaks: SN: 277549 and up with 6.329 Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 3255, 2955, 3155
Model Breaks: with 6.6059D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 1850, 1140, 1750, 1350, 1550
Model Breaks: with 3.179D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 3300, 2550
Model Breaks: SN: 275484 and up with 4.219 Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 2955
Model Breaks: to SN: 767516
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 2520
Model Breaks: some
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Models: 4030
Model Breaks: diesel, ESN (engine serial number): 277550 and up
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Combine Models: 3300
Model Breaks: SN: 275484 and up with 4.219 Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Combine Models: 4425, 4400
Model Breaks: SN: 277549 and up with 6.329 Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Combine Models: 6600
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Combine Models: 6602
Model Breaks: with 4.239D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 350B, 301A, 310, 302A, 350C, 315D, 302
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 400G, 415B, 310C, 70D, 315C, 290D, 490, 70, 310D, 210C, 515B
Model Breaks: 4.239D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 710B, 444, 570A, 444D, 444C
Model Breaks: SN: 277549 and up with 6.329 Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 400G, 544A, 310C, 70D, 482C, 315C, 290D, 70, 310D
Model Breaks: 4039D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 401C, 480B, 410, 455D, 450D, 480C, 410B, 401B, 401D, 310B, 450C
Model Breaks: SN: 275484 and up with 4.219 Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 355D, 350D
Model Breaks: 3.179D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Industrial Tractor Models: 570B, 444D
Model Breaks: with 6.6059D Engine
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Other (Misc) Models: 2270
Model Breaks: diesel, ESN (engine serial number): 277616 and up
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Other (Misc) Models: 2420, 2280, 2360
Model Breaks: diesel
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Other (Misc) Models: 440A, 440, 440B
Model Breaks: Welland serial number 181035 and up
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Other (Misc) Models: 499
Model Breaks: ESN (engine serial number): 277615 and up
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

Other (Misc) Models: 9920, 9910, 7440, 9900
Replaces Part Number(s): AR55978, SE500747, RE21076, RE16495

About Tractor Parts & Accessories

Tractor Parts & Accessories is your go-to source for high-quality aftermarket parts for tractors, farm equipment, heavy machinery, and more. We specialize in hard-to-find replacement parts that keep your equipment running without the OEM price tag.

Whether you're maintaining a working farm, restoring classic equipment, or keeping your lawn and garden gear in top shape — we carry the parts you need at prices that make sense. Our knowledgeable team is dedicated to accurate fitment guidance and fast, reliable shipping from our Michigan warehouse.

Add us to your favorite sellers and check back often for new inventory and competitive pricing. Thank you for your business!

Return Policy

We provide a 30-day return policy. If the part doesn't fit, you don't like the way it looks, or it is unused, we take it back and refund your money.

Please note: This policy does not apply to larger items like seats. Those items can only be returned if the item was damaged on delivery or the wrong item was shipped. Seat orders have a limited 15-day return policy. No returns will be accepted on some items without photo evidence of damage.

In the event of damage, shortage, or an error on any shipment, please contact us immediately. Please save all original packaging. A restocking fee may apply.

Refer to the eBay Return Policy for more details. You are covered by the eBay Money Back Guarantee if you receive an item that is not as described in the listing.

Payment Methods

We accept all major payment methods available through eBay checkout, including PayPal, credit cards, and debit cards. All transactions are processed securely through eBay's trusted payment platform.

Payment is due at time of purchase. If you have any questions about payment, please contact us.

Shipping Information

How long does it take to ship out of the warehouse?
Orders ship out within 24–48 business hours on average. Normally same day if before 1PM EST.

How long does delivery to my address take?
Delivery is determined by the type of shipping you go with. Normally, all orders are delivered within 3–7 business days. Many things can play a factor such as location, weather, and the items in the order. If you have any questions, please contact us before ordering.

Frequently Asked Questions

How do I know if my order was submitted properly?
After completing checkout, you'll be sent a confirmation via email. If you ever have any questions about your order, please contact us.

Can I return an item that is defective, damaged, or I just don't want?
We provide a 30-day return policy, so if it does not fit, you don't like the way it looks, or if it is unused, we take it back and refund your money. This return policy does not apply to glass or seat orders, for which these items can only be returned if the item was damaged on delivery or the wrong item was shipped. In the event of shipping damage, shortage, or an error on any shipment, please contact us immediately. Please save all original packaging. A restocking fee may apply.

How long does it take to ship out of the warehouse?
Orders ship out within 24–48 business hours on average. Normally same day if before 1PM EST.

How long does delivery to my address take?
Delivery is determined by the type of shipping you go with. Normally, all orders are delivered within 3–7 business days. Many things can play a factor such as location, weather, and the items in the order. If you have any questions, please contact us before ordering.

30-Day Returns 30-Day Returns

Parts that don't fit come back quickly and easily within 30 days of purchase.

Free Shipping Free Shipping*

Free shipping to the contiguous 48 states on qualifying orders. LTL excluded.

Expert Service Expert Service

Expertly trained staff ready to help you find the right part every time.