# STC SA4305WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Seaplanes North LLC, United States
- Description: Installation of GAR-AERO wheel adapters and tundra type tires on the main landing gear
- Applied: September 22, 1978
- Status date: January 14, 2015
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A-802](https://openairdocs.org/tcds/A-802), [TCDS A-761](https://openairdocs.org/tcds/A-761), [TCDS A-796](https://openairdocs.org/tcds/A-796), [TCDS A-759](https://openairdocs.org/tcds/A-759), [TCDS A21CE](https://openairdocs.org/tcds/A21CE), [TCDS A22NM](https://openairdocs.org/tcds/A22NM), [TCDS A4EU](https://openairdocs.org/tcds/A4EU), [TCDS A42EU](https://openairdocs.org/tcds/A42EU), [TCDS A18EU](https://openairdocs.org/tcds/A18EU), [TCDS A00006SE](https://openairdocs.org/tcds/A00006SE), [TCDS A7EA](https://openairdocs.org/tcds/A7EA), [TCDS A-725](https://openairdocs.org/tcds/A-725), [TCDS A-797](https://openairdocs.org/tcds/A-797), [TCDS A-780](https://openairdocs.org/tcds/A-780), [TCDS 1A8](https://openairdocs.org/tcds/1A8), [TCDS 2A10](https://openairdocs.org/tcds/2A10), [TCDS 2A8](https://openairdocs.org/tcds/2A8), [TCDS 3A23](https://openairdocs.org/tcds/3A23), [TCDS A-691](https://openairdocs.org/tcds/A-691), [TCDS A-692](https://openairdocs.org/tcds/A-692) and 31 more
- Certificate PDF: https://openairdocs.org/files/sha256/67/cb/67cbc01aa03e0bacfb7cdc7a48340356f3170130aacc850edcfdda2d827e92e1
- Approved model list and other attachments: [SA4305WE_AML.pdf](https://openairdocs.org/files/sha256/8f/10/8f1098c1645abb4662842b8b1d4b3b5f9a2b532e312d774554b136a6f971f474)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BF75F5B1814936C486257DE3006A5CBD.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4305WE

## ADs that name it (0)

None.

## Approved models (331, first 50)

- AeroSedan LLC 15AC ([TCDS A-802](https://openairdocs.org/tcds/A-802))
- AeroSedan LLC S15AC ([TCDS A-802](https://openairdocs.org/tcds/A-802))
- American Champion Aircraft Corp. 11AC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. 11BC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. 11CC ([TCDS A-796](https://openairdocs.org/tcds/A-796))
- American Champion Aircraft Corp. 7AC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7ACA ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7BCM (Army L-16A) ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7CCM (Army L-16B) ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7DC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7EC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7ECA ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7FC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7GC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7GCA ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7GCAA ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7GCB ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7GCBA ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7GCBC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7HC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7JC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7KC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 7KCAB ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. 8GCBC ([TCDS A21CE](https://openairdocs.org/tcds/A21CE))
- American Champion Aircraft Corp. 8KCAB ([TCDS A21CE](https://openairdocs.org/tcds/A21CE))
- American Champion Aircraft Corp. S11AC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. S11BC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. S11CC ([TCDS A-796](https://openairdocs.org/tcds/A-796))
- American Champion Aircraft Corp. S7AC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. S7CCM ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. S7DC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- American Champion Aircraft Corp. S7EC ([TCDS A-759](https://openairdocs.org/tcds/A-759))
- Aviat Aircraft Inc A-1 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Aviat Aircraft Inc A-1A ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Aviat Aircraft Inc A-1B ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Aviat Aircraft Inc A-1C-180 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Aviat Aircraft Inc A-1C-200 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Cessna Aircraft Company F172F ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172G ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172H ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172K ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172L ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172M ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172N ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F182P ([TCDS A42EU](https://openairdocs.org/tcds/A42EU))
- Cessna Aircraft Company F182Q ([TCDS A42EU](https://openairdocs.org/tcds/A42EU))
- Cessna Aircraft Company FR172E ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172F ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172G ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172H ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))

All 331: https://openairdocs.org/stc/SA4305WE/models.md

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

This certificate issued to Seaplanes North, LLC 3830 Aircraft Drive Anchorage, AK 99502

Part * of the * Regulations

Original Product--Type Certificate Number : *See Approved Model List No. SA4305WE Make : or later FAA approved revision for approved Model :

airplane models and applicable airworthiness regulations.

Description of Type Design Change: Installation of GAR-AERO wheel adapters and tundra type tires on the main landing gear in accordance with GAR-AERO Drawing No. 10001, dated February 17, 1979, or later FAA approved revision.

1) The installer must determine whether this design change is compatible with previously approved modifications.

2) If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

3) Instructions for Continued Airworthiness (ICA), document number GAA ICA, Rev (A), dated July 21, 2009, or later FAA approved revision is a required part of this modification.

Date of application: September 22, 1978

Date reissued: June 9, 2006; January 14, 2015 Date of issuance: March 23, 1981 Date amended: February 2, 1982; July 24, 2009

(Signature) August A. Asay Manager, Anchorage Aircraft Certification Office

(Title)

### SA4305WE_AML.pdf

**FAA APPROVED MODEL LIST (AML) SA4305WE FOR FLOATS ALASKA, LLC.**

STC Issue date: March 23, 1981 STC Amendment date: February 2, 1982 FAA Approved Model List Amended: July 24, 2009

**ITEM AIRPLANE MAKE**

**AIRPLANE MODEL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**NOTES AND**

**LIMITATIONS**

PAGE 1 of 5

1. Alliance Aircraft Group LLC H-250, H-295(USAF U-10D), H-391(USAF YL-24), H-391B, H-395(USAF L-28A)

**A18 CAR 3 2, 4, 5**

2. American Champion Aircraft 8KCAB, 8GCBC A21CE FAR 23

3. American Champion Aircraft Corp.

7AC, 7ACA, S7AC (L-16A), 7BCM(L16B), 7CCM,S7CCM, 7DC, S7DC, 7EC, S7EC, 7ECA, 7FC, 7GC, 7GCA, 7GCAA, 7GCB, 7GCBA, 7GCBC, 7HC, 7JC, 7KC, 7KCAB A-759 CAR 4 (a)

1,4

4. American Champion Aircraft Corp.

11AC,S11AC,11BC,S11BC

A-761 CAR 4a 1,4

5. American Champion Aircraft Corp.

**11CC,S11CC A-796 CAR 3 1,4**

6. Arctic Aircraft S-1A, S-1A-65F, S1A-85F, S-1A-90F A-737 CAR 4a

7.

Arctic Aircraft

S-1B1, S1B2 A-754 CAR 4a

4 8 Cessna 120, 140 A-768 CAR 4a 4,5,7

9. Cessna 140A A-5A2 CAR 3 4,5,7

10. Cessna 170, 170A,170B A-799 CAR 3 4,5,7

11. Cessna 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K 5A6 CAR 3 4,5,7

12. Cessna 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, R182, T182, T182T, TR182

**3A13 CAR 3 (FAR 23) 3,5,7**

13. Cessna 185, 185A, 185B, 185C, 185D, 185E, A185E, A185F 3A24 CAR 3

4,5,7

**FAA APPROVED MODEL LIST (AML) SA4305WE FOR FLOATS ALASKA, LLC.**

STC Issue date: March 23, 1981 STC Amendment date: February 2, 1982 FAA Approved Model List Amended: July 24, 2009

**ITEM AIRPLANE MAKE**

**AIRPLANE MODEL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**NOTES AND**

**LIMITATIONS**

PAGE 2 of 5

14. Cessna 190, 195 (LC-126A,B,C), 195A, 195B A-790 CAR 3

4,5

15. Cessna 210-5 (205), 210-5A (205A) 3A21 CAR 3 3,4

16. Cessna 206, U206, U206A, U206, U206B, U206C, U206D, U206E, U206F, U206G, 206H, P206, P206A, P206B, P206C, P206D, P206E, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, T206H, TP206A, TP206B, TP206C, TP206D, TP206E A4CE CAR 3 (FAR 23) 3,4

17. Cessna 207, 207A,T207, T207A A16CE FAR 23 3,4

18. Cessna 305A, 305C, 305D, 305F 5A5 CAR 3 4,5

19. Cessna 305B, 305E 3A14 CAR 3 4,5

20. Cessna 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172S 3A12 CAR 3 (FAR 23)

3,4,7

21. Cessna P172D, R172E, R172F, R172G, R172H, R172J, R172K 175, 175A, 175B, 175C

**3A17 CAR 3 3,4,7**

22. Cub Crafters Inc. CC18-180, CC18-180A A00006SE FAR 23 4

23. Found Aircraft Development FBA-2C, FBA-2C1 A7EA CAR 3, FAR 23 4

24. Maule Aerospace Technology, Inc.

BEE DEE M-4, M-4-4C, M-4-4S, M-4-4T, M-4-210, M-4- 210C, M-4-210S, M-4-210T, M-4-220C, M-4-220S, M-4- 220T, M-4-180C, M-4-180S, M-4-180T, M-4-220, M-5- 180C, M-5-200, M-5-210C, M-5-210TC, M-5-220C, M-5- 235C, M-6-180, M-6-235, M-7-235, MX-7-180, MX-7-235, MX-7-420, MXT-7-180, MXT-7-235, M-8-235, MX-7-160, MXT-7-160, MX-7-180A, MXT-7-180A, MX-7-180B, MXT-7-720, M-7-235A, M-7-235B, M-7-235C, MX-7- 3A23 CAR 3 2,4

**FAA APPROVED MODEL LIST (AML) SA4305WE FOR FLOATS ALASKA, LLC.**

STC Issue date: March 23, 1981 STC Amendment date: February 2, 1982 FAA Approved Model List Amended: July 24, 2009

**ITEM AIRPLANE MAKE**

**AIRPLANE MODEL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**NOTES AND**

**LIMITATIONS**

PAGE 3 of 5 180C, M-7-260, M-7-260C, M-7-420AC, MX-7-160C, MX- 7-180AC

25. Piper PA-11, PA-11S, J3C-40, J3C-50, J3C50S, J3C-65, J3C- 65S A-691 CAR 4a 1,4,6,7

26. Piper J3F-50,J3F-50S,J3F-60,J3F-60S J3F-65(Army L-4D), J3F-65S

A-692 CAR 4a 1,4,6,7

27. Piper J3L, J3L-S, J3L-65 (Army L-4C), J3L-65S

A-698 CAR 4a 1,4,6,7

28. Piper J4,J4A,J4A-S A-703 CAR 4a 1,4,6,7

29. Piper J4E (Army L-4E) A-740 CAR 4a 4,6,7

30. Piper J5A (Army L-4F), J5A-80, J5B (Army L-4G), J5C, AE-1, HE-1

A-725 CAR 4a 4,6,7

31. Piper PA-12, PA-12S

**A-780 CAR 3 1,4,6,7**

32. Piper PA-14

**A-797 CAR 3**

4,6,7

33. Piper PA-16, PA-16S 1A1 CAR 3 1,4,6,7

34. Piper PA-15 A-800 CAR 3 4,6,7

35. Piper PA-17 A-805 CAR 3

4,6,7

36. Piper PA-18, PA-18S, PA-18”105”(Special) PA-18S “105” (Special), PA-18A PA-18 “125” (Army L-21A) PA-18S “125”, PA-18AS “125” PA-18”135” (Army L-21B) PA-18A “135”, PA-18S “135” 1A2 CAR 3

1,4,6,7

**FAA APPROVED MODEL LIST (AML) SA4305WE FOR FLOATS ALASKA, LLC.**

STC Issue date: March 23, 1981 STC Amendment date: February 2, 1982 FAA Approved Model List Amended: July 24, 2009

**ITEM AIRPLANE MAKE**

**AIRPLANE MODEL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**NOTES AND**

**LIMITATIONS**

PAGE 4 of 5 PA-18AS “135”, PA-18 “150” PA-18A “150”, PA-18S “150” PA-18AS “150” PA-19 (Army L-18C), PA-19S

37.

Piper PA-20, PA-20S, PA-20 “115”PA-20S “115”, PA-20 “135”, PA-20S “135”

**1A4 CAR 3 1,4,7**

38.

Piper PA-22, PA-22-108, PA-22-135, PA-22S-135, PA-22- 150,PA-22S-150, PA-22-160,PA-22S-160 1A6 CAR 3 1,2,4,7

39. Piper PA-25, PA-25-235, PA-25-260

**2A8 CAR 3 4**

40. Piper

PA-18A, PA-18A “135”, PA-18A “150”

AR-7(Restricted) CAR 8

4,6,7

41. Piper

PA-25,PA-25-235,PA-25-260

2A10(Restricted) CAR

8.10(b) 4

42. Reims Aviation S.A. F172F, F172G, F172H, F172K, F172L, F172M, F172N

**A4EU CAR 10 CAR 3) 4,7,8**

43. Reims Aviation S.A. FR172E, FR172F, FR172G, FR172H, FR172J, FR172K A18EU FAR 21.29 (FAR 23) 4,7,8

44. Reims Aviation S.A. F182P, F182Q, FR182 A42EU CAR 3 FAR 23 4,7,8

45. Rogers (Aeronca) 15AC, S15AC A-802 CAR 3 1,4

46. Sky International A-1, A-1A, A-1B, A-1C-180, A-1C-200 A22NM FAR 23

47. Univair (Stinson) 108, 108-1, 108-2, 108-3, 108-5 A-767 CAR 3 4

48. Taylorcraft BCS, BCS-65, BCS12-65, BCS12-D, BCS12- D1, BCS12D-85, BCS12D-4-85 A-696 CAR 4 1,4

49. Taylorcraft BFS, BFS-60, BFS-65, BFS12-65 A-699 CAR 4a 1,4

**FAA APPROVED MODEL LIST (AML) SA4305WE FOR FLOATS ALASKA, LLC.**

STC Issue date: March 23, 1981 STC Amendment date: February 2, 1982 FAA Approved Model List Amended: July 24, 2009

**ITEM AIRPLANE MAKE**

**AIRPLANE MODEL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**NOTES AND**

**LIMITATIONS**

PAGE 5 of 5

50. Taylorcraft BLS, BLS12-65, BLS-65 A-700 CAR 4a 1,4 51 Taylorcraft 19, F19, F21, F21A 1A9 CAR 3, FAR 23 4

NOTES AND LIMITATIONS:

1. Seaplane models are eligible when converted to land plane under separate FAA approval.

2. Aircraft must have conventional gear installed under separate FAA approval.

3. Aircraft must have Landis nose fork installed under STC SA02069AK with a 8.50 x 6 nose tire.

Required 29 x 11.0 -10 main tire pressure is 8.0 to 14.0 PSI. Required 8.50 x 10 main tire pressure is 12.0 to 16.0 PSI.

4. Must use Air Hawk 29 x 11.0-10 4 ply tube type or 8.50 x 10 6 ply tube type tire.

5. Cross Wind gear equipped aircraft are not eligible for installation.

6. Aircraft must have an FAA approved heavy duty landing gear with a 1-1/2” axle.

7. All aircraft must meet the brake holding requirements of 14 CFR 23.735(b). To meet this requirement, heavy duty brakes may be required. A separate FAA approval is required for the installation of heavy duty brakes.

8. Aircraft must have a separate FAA approved installation of the Landis nose Fork. See note 3 for additional requirements.

FAA Approved

_________________________________ August A. Asay Acting Manager Anchorage Aircraft Certification Office

## Every issue (2)

- January 14, 2015: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/67/cb/67cbc01aa03e0bacfb7cdc7a48340356f3170130aacc850edcfdda2d827e92e1), [SA4305WE_AML.pdf](https://openairdocs.org/files/sha256/8f/10/8f1098c1645abb4662842b8b1d4b3b5f9a2b532e312d774554b136a6f971f474)
- June 9, 2006: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/bd/ed/bdedf72a5fa63034e03a6f3db6913671127ddea0abf5612c4b129edecdf0e3a7)

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