AE RC10L2.5 by Mark Anton

So what exactly is the 10Lv2.5? Well, it's the "upgrade" to the Associated 10L2 that AE themselves doesn't want to build. In short, it's a tri-shock rear pod for the 10L2. Setup sheets for the car are at the bottom of this page.

To get started you need, obviously, an existing 10L2. The parts needed to make the conversion are as follows:

  • 2 of Associated VCS micro shocks; AE part#4470

  • 1 of Associated 10L3t top plate; AE part#8476

  • 1 of Associated 10L3 bottom plate; AE part#8475

  • 3 packs of Associated Axles Spacers (you get 2 per package); AE part#8321 (Note: you don’t actually need to buy that specific package, just have those type of ball studs on hand.)

  • Total quantity of 4, 4-40 ball studs of the type packaged with AE part#4447

  • 30wt shock oil

Additional Associated VCS micro shock springs as necessary. The order listed below is just the way I built my version.

Step1

Take your existing L2 and remove everything rearward of the T-bar. That means the lower plate, top plate, etc. Remove the center dampner post as it's no longer needed. Remove the rear axle and bulkheads from your old pod. Remove the tweak screws from the T-bar.

Step2

Attach the bulkheads to the new lower plate and top plate, attach new pod to T-bar. Install the 4-40 ball studs in the obvious place they go on the top plate. Build side shocks as instructed by AE in the paper that come packaged with them. Assemble them with 30wt. oil for your starting point. Replace the 4-40 screws next to the rear body posts that hold on the rear-cross brace with the 4-40 ball studs. Attach the shocks.

Step 3

Almost done. All that's left is to re-space the rear axle and tweak the car. I'm assuming if you're reading this, you're a hardcore racer and that means that you have the AE #8465B left-hand clamping hub. Take the spacer that comes with that hub and move it to the right side of the axle as seen in the pic below: Next, take the 6 AE axle spacers you bought as "parts needed" and install them on the left-hand side. The end result is a rear axle spacing that is symmetrical to within .5 of a mm, or in other words, it's as close to center as I can measure it with the resources I have.

To tweak the car, lift it from the front or place it on a tweak station much as you normally would with a conventional L2 but to adjust the tweak, simply adjust the spring tension on the side shocks.

You'll note in the picture below that the shock you see on the left has a bit more tension than the one you see on the right side of the pic:

That's just the way it worked out for me personally to set my cars' tweak.

The finished product waiting for a heat race at Revelation Raceway's Airtronics Spring Challenge event in March 2003:

Setting up the 10Lv2.5

You now have a Pan Car with two very distinct ways to adjust it's cornering. The side shocks now have a drastic affect on the cars' side bite with little to no effect on it's forward bite while the center shock now affects only the cars' forward bite.

Here's an if/then guide to setting up your 10Lv2.5. I'll assume that everyone reading this far already knows all the basic front-end adjustments, etc. so this guide will concentrate only on the rear of the car.

  • Car pushes on corner entry = Stiffen side shock springs/oil. Note: If you get too hard on the side shocks for the track conditions, the whole car will “skate” laterally in the turns. At that point, back off (i.e., soften) on those and look for more steering elsewhere.

  • Car is loose on entry = soften side shock springs/oil.

  • Car pushes on power and/or corner exit = stiffen center shock spring/oil; add "third screw" to center of T-bar.

  • Car is loose on power and/or corner exit = soften center shock spring/oil; remove "third screw" from center of T-bar.

It really is just that simple. Based on personal experience with the side shocks, I would advise never to skip spring rates when changing them; i.e if you want to go harder, don't jump from sliver to gold by skipping blue. Also, just change shock oil in 5wt increments. The side shocks are very receptive to small changes.

Setup Sheets for the 10Lv2.5:

Toe: As close to straight as possible

3: qty: 0

 

4: Ride height spacers: Standard L2 kit

 

block

 

CENTER SHOCK

SIDE SHOCKS

 

L2 Kit shock

STD Micro

 

Oil: Associated Wt: 30

Oil: Associated Wt: 30

 

Spring: Associated Silver

Spring: Associated Blue

 

Piston: #1

 

Preload spacers: Total of 7/16" of AE #6475

 

preload spacers

 

Traxxas Bladder inside of shock

 

REAR SUSPENSION 

REAR AXLE HEIGHT ADAPTER

 

T-bar: Standard L2 .075 T-bar, no tweak screws, all three screws along rear pod.

#1 with the bearing toward the top of the car

 

WHEELS & TIRES

Front

Rear 

Car body: Protoform Medium Downforce Peugeot 905B Motor: Reedy Kr 10x2 Pinion: 14 Spur gear: 84 Batteries: ProMatch GP3300 Chassis: Standard L2

Tire type

TRC Pink

TRC Green

Wheels

TRC

TRC 

Tire diameter

2.25"

2.25"

On Road Track Conditions: Asphalt - clean, smooth, and high-bite for an outdoor track. Sprayed with VHT. Track is 200’x100’ big. "Winter" layout.

Race Comments: TQ'd (set new track record) and won.

Car Comments: Slight push for the first lap or two. Otherwise very well balanced and fast setup for Pro10 mod. on this 1/8th scale gas oriented track. This setup is specifically to use Pink front tires with Green or Aqua rears.

CENTER SHOCK

SIDE SHOCKS

 

L2 Kit shock

STD Micro

 

Oil: Associated Wt: 30

Oil: Associated Wt: 30

 

Spring: Associated Silver

Spring: Associated Silver

 

Piston: #1

 

Preload spacers: Total of 5/16" of AE #6475

 

preload spacers

 

Traxxas Bladder inside of shock

 

REAR SUSPENSION

REAR AXLE HEIGHT ADAPTER

 

T-bar: Standard L2 .075 T-bar, no tweak screws, two screws along rear pod.

#1 with the bearing toward the top of the car

 

 

WHEELS & TIRES

Front

Rear

Car body: Hot Bodies Toyota Motor: Trinity P2k

Pinion: 18

Spur gear: 84

Batteries: SMC GP3300

Tire type

TRC Pink

TRC White

Wheels

TRC

TRC

Chassis: Standard L2 Battery Placement: Rearmost 3 holes on each side

Miscellaneous: Futaba 3PD radio, AIR737 servo, LRP Quantum Pro Speed Control.

Tire diameter

2.30"

2.30"

Rear axle: STD L2 axle Tire treatment type: Trinity Zip Grip 2

On Road Track Conditions: Asphalt, cleaned but not sprayed. Moderately high-bite, indoors. Rough transitions from the banked oval to the infield.

Race Comments: TQ'd and won.

Car Comments: Neutral and balanced. Can be a bit more unsettled by SoCal's banking transitions than a conventional L2.

 

 

 

 

 

 

 

 

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