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Yukon Gear & Axle 4340 Chromoly Axles

4.53 out of 5 stars 36 Customer Reviews

Yukon Gear and Axle offers an extensive line of general replacement and high performance axles for passenger car, truck and SUV applications. Yukon Gear & Axle 4340 chromoly axles provide up to 50 percent more strength than stock axles … critical for extreme performance applications with large tires, high torque and high horsepower. These 4340 axles are manufactured using the latest technologies and the highest quality materials for long life in off-road, street and track use. Yukon Gear & Axle 4340 chromoly axles are offered in complete kits or individually.

Results 1 - 25 of 135

4340 Chromoly Axle Kits, Inner/Outer/U-Joints, Front, 27 Spline, Dana 30, Jeep, Kit

Part Number: YGA-21321

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Axle Shaft, Front Inner, 4340 Chromoly, 30 Spline, 18.31 in. Length, Dana 44, Each

Part Number: YGA-21353

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Axle Shaft, Front, 4340 Chromoly, 19 Spline, 9.940 in. Length, Dana 44, GM, Chevy, GMC, Jeep, Each

Part Number: YGA-21355

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Axle Shaft, 30-Spline, 32 in. Length, Jeep, Wrangler, JK, Each

Part Number: YGA-21830

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Axle Shaft, Front outer 4340 Chromoly, 35 Spline, 11.375 in. Length, Dana 60, Each

Part Number: YGA-21374

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Yukon front 4340 Chromoly axle kit for 1979-87 GM 8.5 in. 1/2 ton truck and Blazer

Part Number: YGA-21325

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Yukon front 4340 Chromoly axle kit for '69-'80 GM truck and Blazer, Dana 44 with 19/30 splines

Part Number: YGA-21413

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Axle Shaft, Front Outer Stub, 4340 Chromoly, 35 Spline, 12.00 in. Length, Dana 60, Each

Part Number: YGA-21373

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Yukon front 4340 Chromoly axle kit for '69-'80 GM truck and Blazer

Part Number: YGA-21414

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Axle, Front Outer, 30-spline, 4340 Chromoly, 9 3/8 in. Length, Ford, Kit

Part Number: YGA-21690

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Axle Shaft, Front Inner, 4340 Chromoly, 28 Spline, 35.46 in. Length, GM 8.5 in., Each

Part Number: YGA-21366

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Axle Shaft, Front Inner, 4340 Chromoly, 35 Spline, 15.96 in. Length, Dana 60, Each

Part Number: YGA-21377

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Yukon front 4340 Chromoly axle kit for '79-'87 GM 8.5" 1/2 ton truck and Blazer with 30 splines.

Part Number: YGA-21327

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Axle Shaft, Front Inner, 4340 Chromoly, 30 Spline, 36.13 in. Length, Dana 44, Each

Part Number: YGA-21372

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Yukon 4340 Chromoly inner axle for Dana 60

Part Number: YGA-21378

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Axle Shaft, Rear, 4340 Chromoly, 30-spline, 33.500 in. Length, Full Floating, Dana 60, Each

Part Number: YGA-21707

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Axle Shaft, Front Inner, 4340 Chromoly, 30 Spline, 15.80 in. Length, Dana 44, Each

Part Number: YGA-21370

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

D44 32spl 4340 JK RUBICON, 31-1/4" LH, DOUBLE DRILLED REAR AXLE

Part Number: YGA-21808

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Axle Shaft, Front Inner, 4340 Chromoly, 35 Spline, 35.10 in. Length, Dana 60, Each

Part Number: YGA-21381

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Axle Shaft, Front Outer Stub, 4340 Chromoly, 30 Spline, 11.40 in. Length, Dana 60, Each

Part Number: YGA-21415

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Axle Shaft, Rear, C-clip, 28-spline, 4340 Chromoly, 32.125 in. Length, Chevy, Pontiac, GM 7.625 in., Each

Part Number: YGA-21602

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

RIGHT AXLE

Part Number: YGA-21827

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

LEFT AXLE

Part Number: YGA-21826

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Axle Shaft, Front Outer Stub, 4340 Chromoly, 19 Spline, 10.66 in. Length, Dana 44, Each

Part Number: YGA-21357

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Yukon 4340 Chromoly right hand inner axle for Dana 60, '85-'88 F350

Part Number: YGA-21382

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

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