Skip to content

👋Sign In or Create an Account

Welcome back! Please sign in to access your account and manage your orders. If you're new to our website, you can easily create an account to enjoy personalized features and faster checkout.

Skip to product information
1 of 2

Hot Racing TUDR125 Unibody Super Heavy Duty Rear Differential Lock UDR

Hot Racing TUDR125 Unibody Super Heavy Duty Rear Differential Lock UDR

Hurry! Only left 10 in stock

SKU: WBTOYB07NF6V85K
UPC: 083745294781
Brand: Hot Racing
Product Type: RC Cars & Trucks
Regular price $31.16 USD
Sale price $31.16 USD Regular price $44.51 USD
SAVE 29%
Shipping calculated at checkout.

Sold by Toytooth, an authorized reseller.

Sold by ToyTooth — Your trusted kids' toy store.

Returns accepted within 30 days  |  support@toytooth.com

✓ Verified
Shipping Information
  • Free Standard Shipping — United States only
  • Processing Time: 1–3 business days
  • Estimated Delivery: 3–5 business days after dispatch
  • Securely packed to ensure your purchase arrives in perfect condition
  • Tracking number sent via email once dispatched
  • Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund

Returns accepted within 30 days of delivery.

Damaged or Defective Item

Free return shipping + replacement or full refund

Wrong Item Received

Free return shipping + replacement or full refund

Change of Mind

Return shipping at customer's expense · Item must be unused & in original packaging

All returns require a Return Authorization (RA) number before sending.

To initiate a return, contact us:

support@toytooth.com +1 281-456-3686
View Full Return & Refund Policy
Safety & Compliance
⚠️

California Proposition 65 Warning

Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

www.P65Warnings.ca.gov
🛒

General Product Safety Advisory

Always read the product label, instructions, and safety warnings before use. Do not use damaged or modified products. Store products in appropriate conditions as specified by the manufacturer.

Keep all products out of reach of children unless specifically designed for their use.

ℹ️

Product Authenticity & Notice

All products sold by ToyTooth are 100% authentic, sourced directly from trusted toy suppliers and brands. Product colors and dimensions may vary slightly from images due to screen calibration and manufacturing tolerances.

ToyTooth — Fun Toys for Every Kid, Delivered to Your Door.

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Guarantee safe and secure checkout

View full details
Description

Hot Racing optional super heavy duty solid billet steel rear differential (diff) locker (spool) for the 1/7 th scale UDR Replaces the factory plastic/metal differential locker setup . If you crawl, this IS the upgrade to get. FEATURES: - CNC machined solid billet steel- Compatible with the front or rear differentials- Replaces stock Diff locker for extreme durability- Black oxide finished for corrosion protectionYOU WILL RECEIVE: - One (1) locker spool (gear not included)- Four (4) M2.5x8mm ring gear mounting screwsREQUIREMENTS: - Recommended to use a removable-type locking adhesive on screws threading into metal- Do not over tighten hardwareCOMMENTS: Replace TRA stock TRA8590

Frequently Asked Questions

  • Q: What material is the Hot Racing TUDR125 made from? A: The Hot Racing TUDR125 is made from solid billet steel. This material provides enhanced durability and strength compared to the factory plastic and metal differential components.
  • Q: What are the dimensions of the Hot Racing TUDR125? A: The dimensions of the Hot Racing TUDR125 are three inches in length, one point eight inches in width, and one inch in height. These measurements make it compact and suitable for various installations.
  • Q: How much does the Hot Racing TUDR125 weigh? A: The weight of the Hot Racing TUDR125 is not specified. However, it is designed to be a heavy-duty component for enhanced performance.
  • Q: How do I install the Hot Racing TUDR125 differential locker? A: To install the Hot Racing TUDR125, replace the stock differential locker with the provided locker spool. Use the included mounting screws and apply a removable-type locking adhesive for secure installation.
  • Q: Is the Hot Racing TUDR125 compatible with differentials? A: Yes, the Hot Racing TUDR125 is compatible with both front and rear differentials. This versatility makes it an ideal upgrade for improved traction.
  • Q: Can I use the Hot Racing TUDR125 for crawling? A: Yes, the Hot Racing TUDR125 is specifically designed for crawling. Its heavy-duty construction makes it an excellent choice for extreme durability during off-road performance.
  • Q: How do I clean the Hot Racing TUDR125? A: To clean the Hot Racing TUDR125, wipe it with a damp cloth and mild detergent. Avoid harsh chemicals that may damage the black oxide finish.
  • Q: What should I do if the Hot Racing TUDR125 arrives damaged? A: If the Hot Racing TUDR125 arrives damaged, contact customer support immediately. They can assist you with returns or exchanges according to their policy.
  • Q: How do I store the Hot Racing TUDR125 when not in use? A: Store the Hot Racing TUDR125 in a cool, dry place away from moisture. Ensure it is kept in its original packaging to prevent damage.
  • Q: Is the Hot Racing TUDR125 suitable for beginners? A: Yes, the Hot Racing TUDR125 can be suitable for beginners who are comfortable with basic installation. However, some experience with differential setups is beneficial.
  • Q: How does the Hot Racing TUDR125 compare to stock options? A: The Hot Racing TUDR125 offers superior strength and durability compared to stock plastic and metal options. Its solid steel construction provides enhanced performance in demanding conditions.
  • Q: Does the Hot Racing TUDR125 come with installation instructions? A: Yes, the Hot Racing TUDR125 includes installation instructions along with mounting screws. Follow the guidelines for a successful installation.
  • Q: What is the finish on the Hot Racing TUDR125? A: The finish on the Hot Racing TUDR125 is black oxide. This finish provides corrosion protection and enhances the overall aesthetic appeal.
  • Q: Can I use the Hot Racing TUDR125 for racing? A: Yes, the Hot Racing TUDR125 is suitable for racing applications. Its heavy-duty construction ensures reliability under competitive conditions.
  • Q: What is the purpose of the Hot Racing TUDR125 differential locker? A: The purpose of the Hot Racing TUDR125 differential locker is to replace the factory setup with a more durable option. It improves traction and performance during off-road activities.
Home Shop
Wishlist
Log in
×