SKU:GEARING DANA
86784 | Eaton / Dana-Spicer DS480 A-Gears | 22 Spline | New Genuine
86784 | Eaton / Dana-Spicer DS480 A-Gears | 22 Spline | New Genuine
Share
Hurry, only 2 left in stock
Couldn't load pickup availability
86784 Eaton Dana A-Gears | DS480 RS480 23121 23421 | 22 Spline | New Genuine
Product Summary:
86784 (also referenced as 086784) is a set of genuine Eaton/Dana-Spicer A-gears, designed for use in DS480, RS480, 23121, and 23421 axles. These are new genuine parts, not aftermarket or reconditioned. Featuring a 22 spline configuration, they provide reliable power transfer and durability in heavy-duty axle applications.
Specs & Features:
• Part Number(s): 86784 / 086784
• Manufacturer: Eaton / Dana-Spicer
• Spline Count: 22
• Application:
– Eaton DS480
– Eaton RS480
– 23121 axle models
– 23421 axle models
• Type: A-Gears (side/spider gears)
• Condition: New Genuine (OEM)
• Use: Heavy-duty axle rebuilds or OEM replacement
What's Included:
• (2) Eaton A-Gears – 86784 / 086784
Fitment Notes:
• Confirm axle model and spline count before ordering
• Direct replacement for Eaton 22-spline axle systems
• New genuine OEM — not aftermarket
Image Disclaimer:
Photos may show actual product or equivalent. Items may exhibit minor cosmetic wear from storage.
Warranty Policy:
These new genuine parts are sold as-is with no warranty expressed or implied.
Location:
Ships from our warehouse in Ohio.
Heavy-Duty Solutions — Built to Perform. Trusted to Last.
We accept


THE REMAN CENTER. INC. dba Discount Parts Exchange
🔧 Why Choose Discount Parts Exchange?
A trusted drivetrain partner since 1997
✅ Quality Gearing
We source only high-quality OEM and aftermarket parts—dependable and built to perform.
⚡ Great Service
We understand costly downtime. Our team responds fast to get you the parts you need, when you need them.
💲 Competitive Pricing
Premium parts and expert support—without the premium price tag.
📦 Expanding Inventory
Our inventory changes daily. Don’t see what you’re looking for?
Call or email us—chances are, we have it.
24,000 SQ FT OF HEAVY-DUTY SOLUTIONS

From drivetrain components to surplus OEM parts — we've got the space, stock, and experience to keep your fleet moving.
ALL CATEGORIES