Drivetrain› 4x4 Driveline Components

ATK ENGINES

NEW VNTR 263 HD TRNSFR CA

$2,278.34

SKU: A040 UMT139-5M

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The ATK Engines X139-5M is a remanufactured transfer case designed for 4WD vehicles. It features an electric shift type and a 32 spline input, fitting New Venture 263 HD factory codes. Each unit undergoes rigorous testing to ensure seamless engagement and leak-free performance.

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

BrandATK ENGINES
Part NumberA040 UMT139-5M

Videos

Part 2 Jegs ATK Vortec Crate Engine Tear Down

Part 2 Jegs ATK Vortec Crate Engine Tear Down
ATK review

ATK review
Federated TechTalk #48 - ATK Engines

Federated TechTalk #48 - ATK Engines
LKQ ATK VS Jasper Engines & Transmissions Reviews | Powertrain | Remanufactured Engines

LKQ ATK VS Jasper Engines & Transmissions Reviews | Powertrain | Remanufactured Engines
atk engines /jasper stay away

atk engines /jasper stay away
ATK Crate Engine Review! Reveal of Our New Chevy 383 Stroker!

ATK Crate Engine Review! Reveal of Our New Chevy 383 Stroker!
Part 3 Jegs ATK Vortec Crate Engine Into the Short Block

Part 3 Jegs ATK Vortec Crate Engine Into the Short Block
Jegs ATK 0282 Vortec 350 Crate Engine unboxing

Jegs ATK 0282 Vortec 350 Crate Engine unboxing
ATK Engine in a '93 Mustang 5.0

ATK Engine in a '93 Mustang 5.0
ATK Plant Tour

ATK Plant Tour
ATK Crate Engine Review! Reveal of Our New Chevy 383 Stroker!

ATK Crate Engine Review! Reveal of Our New Chevy 383 Stroker!
Quicksilver Long Block and Crate Engines (2019-) Review Video - By BoatTEST.com

Quicksilver Long Block and Crate Engines (2019-) Review Video - By BoatTEST.com
Remanufactured Engines Process - Remanns

Remanufactured Engines Process - Remanns
ATK SP03 SHORTBLOCK from Summit Racing via UPS Freight

ATK SP03 SHORTBLOCK from Summit Racing via UPS Freight
American Builder Full Show: Jasper Engines and Transmissions

American Builder Full Show: Jasper Engines and Transmissions
Common GM Truck and SUV Transfer Case Problems

Common GM Truck and SUV Transfer Case Problems
transfer case replacement

transfer case replacement
Mechanics Minute: Transfer Case Pump Upgrade Install

Mechanics Minute: Transfer Case Pump Upgrade Install
Just bought it and hope it’s good 246 Gm Transfer Case.

Just bought it and hope it’s good 246 Gm Transfer Case.
BEST TRUCK TRANSFER CASES - PERIOD - HERE'S WHY

BEST TRUCK TRANSFER CASES - PERIOD - HERE'S WHY
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GM transfer case differences explained
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This is what kills np 246 and 261 transfer cases
I INSTALL MY NEW KODIAK TRUCKS TRANSFER CASE AND I LOVE IT!!

I INSTALL MY NEW KODIAK TRUCKS TRANSFER CASE AND I LOVE IT!!
Transfer case pump rub kit differences

Transfer case pump rub kit differences

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.

View Full Return Policy