Alaska Gear Company ABI 3400 Scott Replacement Tailwheel Assembly - ABI-3400-00 (S)
Alaska Gear Company ABI 3400 Scott Replacement Tailwheel Assembly - ABI-3400-00 (T)

ABI 3400 Scott Replacement Tailwheel Assembly

Regular price$2,000.00
PART NUMBER: ABI-3400-00 (S)
Steering Arm

Tailwheel Shimmy Dampener



The ABI 3400 Tailwheel Assembly is a lightweight, 8-inch direct replacement for the Scott 3400 tailwheel assembly. It offers extended steering control, easy automatic swivel release, and sealed protection against water, sand, and mud. With precision components and grease fittings for lubrication, it ensures reliable performance in challenging conditions.


ABI 3400 series tailwheels are a PMA'd direct replacement for the original 3400 Scott Tailwheel series. These tailwheels are proudly manufactured and assembled in the United States at our facility in Alaska, renowned as the global hub for general aviation and the world's most remote backcountry flying.

The ABI 3400 Series Tailwheel is designed to offer Variable Steering Control, allowing pilots to manipulate the tailwheel via rudder pedals while also providing the option to engage a free caster mode, particularly beneficial in navigating backcountry landscapes. Its exceptional maneuverability and adaptability set it apart from traditional rudder systems.

One notable feature is the Sealed & Lubricated Swivel Mechanism, meticulously designed to prevent the intrusion of contaminants like sand, dirt, water, gravel, and mud, which can compromise the performance of tailwheel assemblies. This innovative design ensures the longevity and reliability of the ABI 3400 Series Tailwheel. Additionally, it is supported by a comprehensive catalog of PMA parts, simplifying maintenance and repair processes.

Technical Specs


Variable steering allows for the transition between rudder control and free caster mode for better adaptability to various ground conditions.

Equipped with a long pawl for faster breaks into free caster allowing for better tail control in uneven and unpredictable environments.

Sealed and lubricated swivel mechanism provides smooth control while keeping the internals protected from debris encountered in backcountry conditions.

PMA'd direct replacement allows for simplified replacement of the original Scott 3200 Tailwheel series.

Full catalog of PMA'd replacement parts allows for easy maintenance and repair of your ABI 3400 tailwheel.

Multiple arm control options allow for the best fitment based on your aircraft's geometry and pilot preference.

Bent-arm control provides faster response and improved durability. Straight-arm control allows for smoother steering and better control of break into free caster mode.

Straight-arm control allows for smoother steering and better control of break into free caster mode.

Made in the USA in our manufacturing facility located in the heart of Alaska, the general aviation and backcountry flying capital of the world.

Technical Specs

Assembly Weight - ABI-3400 (S)
17 lbs
Assembly Weight - ABI-3400 (T)
17 lbs
Stinger Diameter
1 1/8"
Pawl Size
Long Pawl
Compatible Wheel Size
Standard 8" Tire
ABI-3400 (S) - Shimmy Dampener
ABI-3400 (T) - Shimmy Dampener

Replacement Parts

ABI-3412-MK 3400 Tailwheel Head $557.00
Head Spacer | 1" $106.00
Head Spacer | 15/16" $106.00
Head Spacer | 7/8" $106.00
08231 Bearing Race $19.90
08118 Bearing $39.90
ABI-3233-00 Compression Spring $4.11
ABI-3411-02 Dust Cap, Upper $37.60
ABI-3411-07 Dust Cap, Upper (for locking tailwheels) $40.70
ABI-3408-00 Thrust Washer $20.50
ABI-3408-01 .036 Fiber Thrust Washer $19.40
ABI-3219-02 Long Pawl $46.80
ABI-3219-00 Short Pawl $46.80
ABI-3410-05 3400 Tailwheel Straight Steering Arm $323.00
ABI-3410-03 3400 Tailwheel Bent Steering Arm $345.95
ABI-3407-00 Spacer $5.58
ABI-3408-02 .065 Fiber Thrust Washer $19.40
ABI-3479-01 Fiber Thrust Washer (for locking tailwheels) $18.00
ABI-3411-01 Dust Cap, Lower $35.20
ABI-3411-05 Dust Cap, Lower (for locking tailwheels) $45.00
ABI-232-046 Dowel Pin $15.20
MS24693S272 Screw 3400 plate screw $0.22
ABI-SP34 Spacer Plate $68.40
ABI-3257-00 Pin $9.68
ABI-3258-00 Spacer $2.76
ABI-3432-00 Turn Lock Spring $15.20
ABI-3258-01 Spacer $2.76
ABI-F2-K 3400 Baby Bushwheel Wide Tailwheel Fork $698.00
A4138 Bearing Race $18.20
A4050 Cone Bearing $40.20
ABI-2504-01 Spacer $17.90
ABI-1863 Bearing Grease Seal $11.10
AN960-816L Washer $0.37
MS24665-283 Cotter Pin $0.27
T7201 Zerk Fitting $1.99
ABI-872 Wide Fork $52.50
ABI-3225-00 Tab Lock Washer $7.04
MS21044N4 Self Locking Nut $0.27
AN960-416 Washer $0.16
ABI-3227-00 Spacer $26.40
ABI-3244K Wheel Half $164.00
ABI-51167 Baby Bushwheel Grease Seal $3.82
ABI-S2 Rim Spacer (ABI-3200-B Tailwheels) $117.00
AN4-34A Wide Wheel Bolt $2.31
AN310-8 Castle Nut $7.94
Baby Bushwheel Tailwheel Tire $522.00