GBP
Fits These Models (6)
RC4WD Gelande II RTR - 2015 Land Rover Defender D90
RC4WD Gelande II RTR Truck w/Cruiser Body Set RC4WD
RC4WD Gelande II Truck Kit
RC4WD Gelande II Truck Kit - 2015 Land Rover Defender D90
RC4WD Gelande II Truck Kit With Cruiser Body Set 2025
RC4WD Gelande II Kit w/ 2015 Land Rover Defender D90 Hard Body Set RC4WD
Description
The RC4WD Over/Under Drive Transfer Case (Z-U0039) gives you tunable front/rear drive ratios to sharpen steering and optimise traction on scale crawlers. Built with hardened .8 mod steel gears inside a durable cast casing, it shares the same mounting pattern as the RC4WD Hammer Transfer Case and uses robust 5.0mm output shafts.
Key Specifications
- 1.47/1 gearing
- .8 mod, hardened steel, wide gears
- Cast casing
- Same mounting as the Hammer Transfer Case
- Output shaft OD: 5.0mm
- Total weight: 176g
Gearing Options
To change the gear ratio, remove the cover on the side with the two shafts. The following combinations provide different front/rear drive characteristics:
- 15T/22T (stock): 1:1.47 — front axle goes same speed as rear
- 17T/19T: 1:1.27 — front axle rotates 27% faster than rear
- 16T/20T: 1:1.33 — front axle rotates 33% faster than rear
- 19T/17T: 1:1.42 — front axle rotates 42% faster than rear
- 20T/17T: 1:1.57 — front axle rotates 57% faster than rear
- 20T/16T: 1:1.67 — front axle rotates 67% faster than rear
What’s Included
- 1x RC4WD Over/Under Drive Transfer Case
- 1x 16T Gear
- 1x 17T Gear
- 1x 19T Gear
- 1x 20T Gear
- 1x M3 x 6mm Steel Button Head Cap Screws (Black)
- 1x M3 x 10mm Steel Button Head Cap Screws (Black)
Replacement Hardware
- Steel Button Head Cap Screws M3 x 6mm (Z-S0651)
- Steel Button Head Cap Screws M3 x 10mm (Z-S0653)
Suggested Compatibility
- RC4WD Trail Finder 2 "LWB" RTR w/Mojave II Four Door Body Set (Z-RTR0030)
- RC4WD Trail Finder 2 Truck Kit "LWB" w/Mojave II Four Door Body Set (Z-K0058)
- RC4WD Trail Finder 2 Truck Kit "LWB" 1/10 Scale Long Wheel Base Chassis Kit (Z-K0059)
- RC4WD Gelande II RTR Truck Kit w/Defender D90 Body Set (Z-RTR0031)
- RC4WD Gelande II Truck Kit w/Defender D90 Body Set (Z-K0001)
- RC4WD Gelande II "LWB" RTR w/D110 Body Set (Z-RTR0032)
- RC4WD Gelande II D110 Truck Kit With Hard Body (Z-K0047)
For Gelande II setups, the O/D TC Lower 4 Link Mount with Battery Tray (Z-S1899) may be required.
Secure Payments
Secured by Stripe
RC4WD Over/Underdrive Transfer Case (O/D TC) for TF2 and Gelande II RC4WD Manuals & Guides
Specifications
RC4WD Over/Under Drive Transfer Case
Specifications:
- 1.47 / 1 Gearing
- .8 Mod Gears
- Hardened Steel Gears
- Cast Casing
- Wide Gears
- Has same mounting as our popular Hammer Transfer Case
- Output Shaft OD: 0.19in / 5.0mm
- Total Weight: 6.21oz / 176g
Shown installed on RC4WD Gelande II RTR Truck Kit w/D90 Body Set (Z-RTR0031) with Over/Under Drive T-Case Lower 4 Link Mount w/ Battery Tray for Gelande II (Z-S1899) for example (Not Included)
Shown installed on RC4WD Marlin Crawler Trail Finder 2 RTR w/Mojave II Crawler Body Set (Z-RTR0034) for example (Not Included)
What's Included:
- 1x RC4WD Over/Under Drive Transfer Case
- 1x 16T Gear
- 1x 17T Gear
- 1x 19T Gear
- 1x 20T Gear
- 1x M3 x 6mm Steel Button Head Cap Screws (Black)
- 1x M3 x 10mm Steel Button Head Cap Screws (Black)
Replacement Hardware:
- Steel Button Head Cap Screws M3 x 6mm (Z-S0651)
- Steel Button Head Cap Screws M3 x 10mm (Z-S0653)
Notes:
- Fits RC4WD Trail Finder 2 "LWB" RTR w/Mojave II Four Door Body Set (Z-RTR0030)
- Fits RC4WD Gelande II RTR Truck Kit w/Defender D90 Body Set (Z-RTR0031) (Z-S1899 is required)
- Fits RC4WD Gelande II Truck Kit w/Defender D90 Body Set (Z-K0001) (Z-S1899 is required)
- Fits RC4WD Gelande II "LWB" RTR w/D110 Body Set (Z-RTR0032) (Z-S1899 is required)
- Fits RC4WD Gelande II D110 Truck Kit With Hard Body (Z-K0047) (Z-S1899 is required)
- Fits RC4WD Trail Finder 2 Truck Kit "LWB" w/ Mojave II Four Door Body Set (Z-K0058)
- Fits RC4WD Trail Finder 2 Truck Kit "LWB" 1/10 Scale Long Wheel Base Chassis Kit (Z-K0059)
- If installed on our Gelande II truck, (O/D TC) Lower 4 Link Mount w/ Battery Tray for Gelande II (Z-S1899) is required.
- 15T/22T (Stock) : 1 : 1.47 Gear Ratio - Front axle goes same speed as rear
- To change the gear ratio remove the cover on the side with the two shafts.
- The following are the gear combinations of Rear Output to Front Output:
- 17T / 19T combo = 1:1.27 front axle will rotate 27% faster than rear
- 16T / 20T combo = 1:1.33 front axle will rotate 33% faster than rear
- 19T / 17T combo = 1:1.42 front axle will rotate 42% faster than rear
- 20T / 17T combo = 1:1.57 front axle will rotate 57% faster than rear
- 20T / 16T combo = 1:1.67 front axle will rotate 67% faster than rear
Key Info:
- Brand: RC4WD
- Part No: Z-U0039
- Barcode: 639302593523
Delivery & Returns
Standard Shipping
£3.95 to most of the UK
Express Shipping
£6.95 to most of the UK
Worldwide Shipping
Available at checkout
Customer Reviews
No specific product reviews yet, why not write one?Write a Review
All reviews are subject to moderation
Questions & Answers
No questions yet, why not ask one?
Ask a Question
Get early access to deals and new arrivals.
Use this form to ask us a quick one sentence question about this specific product. Do not enter anything you would not like displayed on our site.
For more in depth queries, please contact us.
For more in depth queries, please contact us.