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Revolution Gear and Axle Discovery Series 4340 Chromoly Axles for 2007-2017 WRANGLER, 2018 WRANGLER JK - DC-D30-TJ-30
Part Number: RGA-DC-D30-TJ-30
Revolution Gear and Axle Discovery Series 4340 Chromoly Axles
Dana 30 Jeep TJ/YJ/XJ 30 Spline 4340 Chromoly Discovery Series Front Axle Kit Revolution Gear
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Estimated Ship Date: Nov 5, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
DC-D30-TJ-30
Part Type:
Product Line:
Summit Racing Part Number:
RGA-DC-D30-TJ-30
UPC:
810038582924
Differential Case Design Type:
Dana 30
Axle Type:
Front inner and outer
Axle Length (in.):
16.75/32.31
Inner Axle Splines:
30
Outer Axle Splines:
27
Axle Material:
4340 chromoly
Wheel Studs Included:
No
Bearings Included:
No
Seals Included:
No
Remanufactured:
No
Quantity:
Sold as a kit.
Notes:
Upgraded inner 30 spline axle shafts.
Revolution Gear and Axle Discovery Series 4340 Chromoly Axles
The Revolution Gear and Axle Discovery Series 4340 chromoly axles are a heavy duty upgrade engineered for serious off road use and high torque applications where factory axles fall short. Built from premium 4340 chromoly steel, these axle shafts deliver significantly increased strength, impact resistance, and torsional durability, helping reduce the risk of axle failure under large tires, lockers, and aggressive terrain. Precision machined and heat treated for consistent performance, the Discovery Series is designed to handle extreme loads while maintaining proper spline engagement and smooth power transfer.
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