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Nissan H233B Nitro Lunch Box Locker, 31 or 33 Spline (4 Pinion)
Nitro Lunch Box Locker

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Price: $378.42

Product Code: LBH233B-1

Description Vehicle Applications Warranty Information

Nissan H233B - 4 Pinion
Nitro Lunch Box Locker - Automatic

1987-1998 Nissan Patrol GQ Y60 (Front)
1998-2009 Nissan Patrol GU Y61 (Front)
1987-1998 Nissan Safari (Front)
1988-1994 Ford Maverick (Front)
1978-1988 Nissan Patrol 160 MQ (Rear)
Nissan Pathfinder (Rear)

Differential: H233B
Axle Splines: 30 or 33 (reuses side gears)
Manufacturer: Nitro Gear & Axle
Material: 9310 Steel

3 quarts of Nitro Synthetic Plus Gear Lube

Pack your Lunchbox with Nitro

Travel where you want without breaking the bank, or your vehicle.

Nitro Lunchbox Lockers are TOUGH - RELIABLE - AFFORDABLE. Not everyone needs or wants a selectable locker - Let Nitro Gear & Axle mechanical lockers upgrade your currently open differential! When it comes to performance & strength in an auto (mechanical) locker, our Lunchbox Locker units set the new standard.

Tech Note: Reuses Stock Side Gears

Picture is of a generic LunchBox Locker, parts included may vary depending on application.
This product reuses stock side gears.
LunchBox Lockers replace the internal spider gears of an open differential only, will not work inside limited slip carriers. Open, empty carrier cases sold separately.

Use Replacement Spring Kit LBSPRING-SML For Maintenance.

Nitro Gear and Axle Premium Differential Ring and Pinion Gears, Axles and parts

Nitro Gear & Axle strives to provide the highest quality differential & axle 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.


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.
For more information go to: www.P65Warnings.ca.gov


80W-140 Nitro Para-Synthetic Plus Gear Oil, GL5 (1 Quart)
Price: $21.02

80W-140 Nitro Para-Synthetic Plus Gear Oil
80W-140 Nitro Para-Synthetic Plus Gear Oil, GL5
Price: $250.43

80W-140 Nitro Para-Synthetic Plus Gear Oil

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