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Traxxas Suspension King Pin 2.5X31.5 (Traxxas 3740 | TRA3740)

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Model: Traxxas 3740
Dist. #: TRA3740   SKU: TRA3740

Customer Reviews: Rated 5.0 stars 5 of 5 (1 Review)

Shipping: In Stock For Shipping
Store Pickup:

South Jordan, UT
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Price:  $3.49

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Updated on Mar 9, 2026 10:26:28 AM

Pin 2.5x31.5mm Rustler (2)...
This is the Traxxas (TRA) #3740 2.5x31.5mm Pins with E-clips.

FUNCTIONS:
Made from stainless steel
This is utilized to hold the front steering block (TRAC9036 #3636)
to the castor block (TRAC9032 #3632) on the electrical
(not Nitro) Rustler
Likewise called the vertical kingpin

CONSISTS OF:
2 Pins (kingpins)
4 2.5mm e-clips

AXY
9/22/97

Frequently acquired with the product that you are currently reviewing.

Caster Blocks 30 Degree (L&R) Slash / Stampede / Rustler

These are Castor Blocks for the Traxxas
Rustler and Stampede.

FEATURES:
Black Plastic Building and construction

CONSISTS OF:
2 Blocks

REQUIRES:
Traxxas Rustler or Stampede

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Caster Blocks, For Traxxas Electric Slash, Stampede, Rustler, Ni

These are RPM 30° Front Caster Blocks for the Traxxas
Electric Stampede and Rustler.
These obstructs install to the front A-arms and is exactly what the
guiding knuckles attach to.

FEATURES:
Nylon building and construction, black in color
Stamped right and delegated insure appropriate installation

CONSISTS OF:
2 RPM 30° Front Caster Blocks

REQUIRES:
Assembly in between A-arms and guiding knuckles

Want one more fantastic product to match the above pointed out product?

5 X 11 X 4Mm Ball Bearing (2) Blue Rubber Shield R Evo

This is a 2 pack of 5X11mm Ball Bearings for the Traxxas Revo.

FEATURES:
Metal bearing building and construction
Blue rubber dirt shields

CONSISTS OF:
(2) 5X11mm ball bearings, Part #5116

SPECIFICATIONS:
Inside size: 3/16" (5mm)
Outside size: 7/16" (11mm)
Width: 5/32" (4mm)

Below is a fantastic product that many others have bought at the very same time.

Steering Blocks L&R Slash/ Rustler/Stampede/Bandit

These are the Left and Right Steering Blocks
for the Traxxas Outlaw, Stampede and Rustler VXL series.

FEATURES:
Plastic building and construction
Black in color

CONSISTS OF:
One left and right steering obstructs

REQUIRES:
5x11x4mm bearings (DTXC1547)

Below is a fantastic product that many others have bought at the very same time.

Front Bearing Carriers, For Slash 2Wd, Nitro Slash, E-Rustler &

These are Optional Front Bearing Carriers for the Traxxas Electric
Rustler, Stampede and Outlaw

The Front axles suit these bearing carriers.

FEATURES:
Black nylon building and construction

CONSISTS OF:
2 Front bearing (center) carriers
2 RPM decals

REQUIRES:
(4) 5x11mm bearings, if required usage (2) DTXC1547.

This product is frequently acquired with the above pointed out product.

Screw Pin Set (R)

This is the replacement screw pin (or hinge pins) for the Traxxas Stampede
and Rustler trucks. They are constructed of chrome-plated steel and utilized to
hold the suspension arms to the chassis and the hubs.

PACKAGE
INCLUDE:
2 3mm x 46mm screw pins
2 3mm x 40mm screw pins
2 3mm x 29mm screw pins
2 2mm x 27mm screw pins
2 2mm x 24mm screw pins

The below product likewise sets actually well with the product being discussed.

Wide Front Bumper, For Traxxas Rustler/Stampede/ Nitro Sport/Ban

This is a Wide Front Bumper for the Traxxas Rustler and Stampede.
The Bumper goes on the Front of the Automobile and Secures the Chassis.

FEATURES:
Resilient Plastic Building and construction
Black in Color

CONSISTS OF:
One Bumper
One Group RPM Decal

REQUIRES:
Setup onto the Traxxas Rustler or Stampede.

SPECS:
Length: 2-3/4"
Width: 6-1/8"

REMARKS:
The Factory Number is #81162

This product is frequently acquired with the above pointed out product.



This product is frequently acquired with the above pointed out product.

Large Servo Saver

This is a large servo saver that can be utilized in Traxxas automobiles or any automobile that
requires a large design servo saver.
FEATURES:
Difficult white plastic construction.
INCLUDES:
1 large servo saver and 3 adaptors that allow you to install the saver
on most popular servos including: Futaba, Hobbico, Tower, Airtronics,
and Traxxas. Likewise consisted of is an installing screw.
SPECIFICATIONS:
Length: 1-3/8"
Diameter: 1"
The servo saver has 6 holes for installing the guiding linkages.

Frequently Bought Together

Traxxas Suspension King Pin 2.5X31.5
+
Traxxas Caster Blocks 30 Degree (L&R) Slash / Stampede / Rustler
+
Traxxas Steering Blocks L&R Slash/ Rustler/Stampede/Bandit
This Item: Traxxas Suspension King Pin 2.5X31.5
$3.49
Traxxas Caster Blocks 30 Degree (L&R) Slash / Stampede / Rustler
$4.99
Traxxas Steering Blocks L&R Slash/ Rustler/Stampede/Bandit
$3.99

Total Price: $12.47

Add All Three To Cart
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Rated 5 stars Perfect
By Rich L on November 10, 2020   Verified Purchase

Worked well

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