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ATK ENGINES
JEEP NP231J TRANF CASE
SKU: A040 X207-2
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | ATK ENGINES |
| Part Number | A040 X207-2 |
Videos
NV231/NP231 Transfer Case Rebuild Part 1
Rebuilding an NP231 transfer case with a used SYE Kit - 1990 YJ Wrangler
How To Install SYE Kit On Np 231 Transfer Case 87-06 Jeep Wrangler Tj Xj Lj
NP231J re-assembly / rebuild part 1
NV231/NP231 Transfer Case Rebuild Part 2
Jeep Comanche 231 Transfer Case Rebuild, Planetary Upgrade, Wide Chain and SYE Install
How to rebuild/upgrade a np 231 transfer case.
NP231 transfer case inside neutral,4hi,4lo,2wd explained
NP 231 J Jeep Wrangler Transfer case Rebuild step by step
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Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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