DriftMission RC Drifting Forums Chassis Setups Rear Wheel Drive (RWD) To diff or not to diff

To diff or not to diff

To diff or not to diff

littlemonsta
Member
220
05-31-2017, 02:33 AM
#1
Reading from the forums, the main consensus I get is not to diff your rwd.

after MST rmx-s launch, I find that ball diffs are standard out of the box. Testing the car, feels very responsive and smooth in a drift.

Compared to my solid rear, which seems slightly less stable during drifts.

I decided to diff my team magic e4d. I find that it(handling wise) has slightly improved. IMO, I say diff the rear.

What do you all think? What's your experience on this ?

Sent from my Lenovo P1a42 using Tapatalk

Team Magic - E4D(4) RWD - Sakura D4 RWD
littlemonsta
05-31-2017, 02:33 AM #1

Reading from the forums, the main consensus I get is not to diff your rwd.

after MST rmx-s launch, I find that ball diffs are standard out of the box. Testing the car, feels very responsive and smooth in a drift.

Compared to my solid rear, which seems slightly less stable during drifts.

I decided to diff my team magic e4d. I find that it(handling wise) has slightly improved. IMO, I say diff the rear.

What do you all think? What's your experience on this ?

Sent from my Lenovo P1a42 using Tapatalk


Team Magic - E4D(4) RWD - Sakura D4 RWD

Gramps50
Member
113
05-31-2017, 03:41 AM
#2
I'm far from an expert as I just got into RWD not long ago. My Yokomo YD-2 out of the box is diffed and does well if someone else is driving it. :-) I recently picked up a MST Fxx-D that has the diff locked to me it's harder to drive (drift). It may not be setup as well as the YD-2 but of the 2 cars I prefer the YD-2 with open diff. I think the other cars I have driven all had open diffs too.

Gramps
---------------------------------------------------
MST RMX 2.0S 
MST FXX-D
Exceed RC MadPulse awd

Gramps50
05-31-2017, 03:41 AM #2

I'm far from an expert as I just got into RWD not long ago. My Yokomo YD-2 out of the box is diffed and does well if someone else is driving it. :-) I recently picked up a MST Fxx-D that has the diff locked to me it's harder to drive (drift). It may not be setup as well as the YD-2 but of the 2 cars I prefer the YD-2 with open diff. I think the other cars I have driven all had open diffs too.


Gramps
---------------------------------------------------
MST RMX 2.0S 
MST FXX-D
Exceed RC MadPulse awd

Woodsnail
Drifting sideways is so much fun
218
06-06-2017, 08:07 AM
#3
Remember that the YD-2 comes with a Geardiff - A copy of how a diff works in real cars, but the downside is that if you wanna have a stiff setup, the oil thickness has to be thicker and vice versa for lose diff. I've owned a YD-2 and the diff is very hard, the oil they give with the kit is thick and the O-rings sealing the oil in were tough so the whole thing drove like a solid axle. I changed mine to a Balldif as tiny balls rubs against a slipper plate - Much more easy to adjust on the fly and works pretty good + no oil needed, just grease.

A loose balldiff is recommended as it gives the tire with maximum grip power to the ground and the car drives better this way. The RMX-S comes standard with it but it's not standard on most of the earlier Rwd chassis they produced. I know for a fact that we got 5 peeps running the FMX-Pro and they all got the rear solid axle with the kit.
This post was last modified: 06-06-2017, 08:07 AM by Woodsnail.

MST XXX-D VIP - CS 2.0 - Main

MST FMX-D PRO - RWD - Main

MST RMX-S 2.0 - RWD - Secondary
Woodsnail
06-06-2017, 08:07 AM #3

Remember that the YD-2 comes with a Geardiff - A copy of how a diff works in real cars, but the downside is that if you wanna have a stiff setup, the oil thickness has to be thicker and vice versa for lose diff. I've owned a YD-2 and the diff is very hard, the oil they give with the kit is thick and the O-rings sealing the oil in were tough so the whole thing drove like a solid axle. I changed mine to a Balldif as tiny balls rubs against a slipper plate - Much more easy to adjust on the fly and works pretty good + no oil needed, just grease.

A loose balldiff is recommended as it gives the tire with maximum grip power to the ground and the car drives better this way. The RMX-S comes standard with it but it's not standard on most of the earlier Rwd chassis they produced. I know for a fact that we got 5 peeps running the FMX-Pro and they all got the rear solid axle with the kit.


MST XXX-D VIP - CS 2.0 - Main

MST FMX-D PRO - RWD - Main

MST RMX-S 2.0 - RWD - Secondary

jirdano
DM King of Noobs
13
10-12-2017, 12:11 PM
#4
Someone tried both options with the same setup?
jirdano
10-12-2017, 12:11 PM #4

Someone tried both options with the same setup?

MattyJ603
Junior Member
45
10-22-2017, 02:27 AM
#5
I have one in my D Like RER. I use a Yokomo ball diff and I enjoy driving it more than the stock. I like to keep it loose and being that the whole premise of the design of that chassis is weight shift, there is a noticeable difference. I am not planning on locking it up any time soon. Have fun!
This post was last modified: 10-22-2017, 02:28 AM by MattyJ603.
MattyJ603
10-22-2017, 02:27 AM #5

I have one in my D Like RER. I use a Yokomo ball diff and I enjoy driving it more than the stock. I like to keep it loose and being that the whole premise of the design of that chassis is weight shift, there is a noticeable difference. I am not planning on locking it up any time soon. Have fun!

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