TR135 NissanY60/Y61 H233B axle ,33 SPL
Please choose carefully, as we do not refund if you change your mind or if you made a mistake when purchasing from us.
For products purchased from our website we are happy to exchange your goods within 7 days with proof of purchase, providing the goods are in re-saleable condition.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
If you exchange a product that was purchased on special for a different product, you will have to pay the full retail price, not the special price if the promotion has ended.
If the product returned is faulty, we will meet our obligation to provide a remedy under the “Consumer Guarantees Act”.
The following items are exempt from being returned.
1.1The products exceed the warranty period or can not provide the required proof (warranty card, proof of purchase, etc.)
1.2 The fault caused by incorrect operation or installation.
1.3 The fault caused by accident, neglect, abuse (overload working), and misuse.
1.4 Commercial used/competition used.
1.5 Product has been modified.
1.6 Used in racing or competition conditions without the prior consent of TRE 4x4.
1.7 Used beyond the expectations of the original vehicle manufacturer.
A restocking fee of 25% applies to all returns.
Please note that the return for exchange is at your cost. We do not refund any freight portion charged if the products are subsequently returned or exchanged. We will refund the freight portion charged, if the returned product was received damaged.
Please contact us for returns address first.
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at service@tre4x4.com.
Gifts
If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.
If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.
Shipping
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
Depending on where you live, the time it may take for your exchanged product to reach you, may vary.
If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at service@tre4x4.com.
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at service@tre4x4.com.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items.
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges.
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds.
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at service@tre4x4.com.
TRE Air Locking Differential
TRE Air Locking Differential is designed to take you to the destinations others dream about. In order to improve the loss traction situation of the open differential when vehicle drive on some uneven terrains.
Enhance the traction of your 4x4 in just about any terrain—rock, clay, gravel, sand, snow or mud. A simple flip of a switch will provide maximum traction when needed and maneuverability when it is not. With the forged alloy differential case and gears, the strongest materials and steady 5-year warranty provides a reliable option for those wanting the most out of their off-roading adventures.
Note: Air Locker operation requires an On-Board Air Compressor.
Features
- Premium Alloy Materials: Heavy industry and agricultural alloy materials are used as raw materials, to guarantee the maximum ruggedness of parts.
- Unique Oil Return Design: Unique oil return design keep your differential under lubrication protection away from unwanted wear.
- Two-Layer Design: Two-layer design provides more precise matching and higher work efficiency, reduces grinding and instability caused by moving parts.
- Strongest Materials: Forged 8620 steel for differential case, 4320 chromoly alloy steel for gears.
- Lubricants Inflow Design: Lubricants inflow design brings more gear oil into the locker to reduce the gears wear.
- Lightweight Cogwheel Design: The cogwheel design makes the whole locker lighter, to a certain extent reducing the load for driving.
Technical Specifications
| Axle Splines | 33 Spline |
| Ratio | ALL |
| Axle | H233B |
| Shaft Diameter | 1.31 in |
| Position | Rear |
| Warranty | 5-Year Manufacturing Defect Warranty |
Fitment Information
Note: Please verify your axle is Nissan H233B, with 33 spline shafts.
Nissan Pathfinder & Pathfinder Armada
Years: 1987-2005
Engines: 3.0L, 3.3L, 3.5L, 4.0L, 5.6L (Base, XE, SE, LE)
Nissan Frontier
Years: 1998-2004
Engines: 2.4L, 3.3L (Base, XE, SE, SC, SVE)
Nissan Xterra
Years: 2001-2004
Engines: 2.4L, 3.3L (XE, SE)
Nissan D21 / Hardbody Pickup
Years: 1986-1997
Engines: 2.4L, 3.0L (Base, E, XE, SE)
User Manuals & Technical Documents
Click on the documents below to view or download the PDF files.

