Nitro Gear & Axle Gear 11.8" AAM 4.3 Ring and Pinion

Sale Price $525.00
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Nitro Gear 11.8" AAM 4.30 Ring and Pinion for 2019 and Newer Ram and GM 2500/3500

Nitro Gear & Axle strives to provide the highest quality differential components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and Fits. At Nitro we know differentials, and know what it takes to provide you with high-quality components. Nitro gears are manufactured from 8620 steel gear forgings in the same manufacturing facilities as GM, Dodge, Ford & Toyota. They are precision machined using computer controlled processes, heat treated, CNC triple-lapped and Rockwell tested for hardness. These extra steps ensure excellent fitment, ideal contact pattern and smooth, quiet operation.


Differential: AAM 11.8"

Gear Ratio: 4.30

Tooth Count: 40/3

Pinion Splines:

Ring Gear Bolts: (not included)

Manufacturer: Nitro Gear & Axle

Warranty: 2 Years


2019-2022 Ram 2500

2019-2022 Ram 3500

2019-2022 Chevrolet Silverado 2500

2019-2022 Chevrolet Silverado 3500

2019-2022 GMC Sierra 2500

2019-2022 GMC Sierra 3500


This product can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
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Box Weight: 32 lb

Box Dimensions: 1 x 1 x 1 in

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