X0202 SCHEDULE 13D/A 0002008673 XXXXXXXX LIVE 6 Class A Ordinary Shares, $0.0001 par value per share 09/08/2026 false 0001936804 G85727108 SunCar Technology Group Inc.

SUITE 209, NO. 656 LINGSHI ROAD JING'AN DISTRICT SHANGHAI F4 200072

Andrew Hin Yeung Lo (852) 3556-0101 Suite 2202A, South Island Place 8 Wong Chuk Hang Road Hong Kong F4 00000 0002008673 N KMBP Holdings Limited WC N D8 0.00 19093366.00 0.00 19093366.00 19093366.00 N 34.1 CO HC This amount consists of Class A Ordinary Shares of SunCar Technology Group Inc., an exempted company incorporated in the Cayman Islands (the "Issuer"), directly held by KMBP Holdings Limited ("KMBP"). The voting power and investment power of KMBP is exercised in accordance with the direction of its board of directors. The directors of KMBP on the date hereof are Mark Qiu, Yu Chun Yin and Bai Wei. In accordance with the rule of three, no single director has the power by himself to vote or dispose of the shares of the Issuer and, as a result, none of the directors are deemed to have beneficial ownership of the Issuer's shares held by KMBP. The percentage ownership calculation is based on 55,969,794 outstanding Class A Ordinary Shares reported by the Issuer as of March 31, 2026 as set forth in the Issuer's Report of Foreign Private Issuer on Form 6-K filed with the U.S. Securities and Exchange Commission (the "SEC") on May 27, 2026. See Item 3. Class A Ordinary Shares, $0.0001 par value per share SunCar Technology Group Inc. SUITE 209, NO. 656 LINGSHI ROAD JING'AN DISTRICT SHANGHAI F4 200072 This Amendment No. 6 (this "Amendment No. 6") is filed by KMBP Holdings Limited ("KMBP" or the "Reporting Person") and amends and supplements certain information in the Schedule 13D filed with the SEC on May 30, 2023 (the "Original 13D") as amended by Amendment No. 1 filed with the SEC on November 8, 2023 ("Amendment No.1"), Amendment No. 2 filed with the SEC on January 26, 2024 ("Amendment No. 2"), Amendment No. 3 filed with the SEC on November 21, 2025 ("Amendment No. 3"), Amendment No. 4 filed with the SEC on April 3, 2026 ("Amendment No. 4") and Amendment No. 5 filed with the SEC on April 27, 2026 ("Amendment No. 5"). The Original 13D. as amended by Amendment No. 1, Amendment No. 2, Amendment No. 3, Amendment No. 4, Amendment No. 5 and this Amendment No. 6 (the "Schedule 13D"), relates to the Class A Ordinary Shares, $0.0001 par value per share (the "Class A Ordinary Shares"), of SunCar Technology Group Inc., a Cayman Islands exempted company (the "Issuer"). This Amendment No. 6 is being filed to report KMBP's percentage of beneficial ownership of Class Ordinary Shares calculated in accordance with Item 5 of Schedule 13D and the sale of Class A Ordinary Shares by KMBP since the filing date of Amendment No. 5. The Original 13D, as amended by Amendment No. 1, Amendment No. 2, Amendment No. 3, Amendment No. 4 and Amendment No. 5 is referred to herein as the "Prior 13D". Except as set forth below, all Items of the Prior 13D remain unchanged. All capitalized terms not otherwise defined herein shall have the meanings ascribed to such terms in the Original 13D. Item 2(a) of the Prior 13D is amended as follows: The second sentence of Item 2(a) is replaced by "KMBP was the direct owner of 19,093,366 shares of the Issuer as of the close of business on the date of the event which requires the filing of this Amendment No. 6." The first and second paragraphs of Items (a) and (b) of Item 5 of the Prior 13D are hereby amended as follows: (a) -- (b) The following disclosure is based upon 55,969,794 Class A Ordinary Shares outstanding as of March 31, 2026 as set forth in the Issuer's Report of Foreign Private Issuer on Form 6-K filed with the SEC on May 27, 2026. As of the date of the event which requires the filing of this Amendment No. 6, KMBP has sole voting and dispositive power over 19,093,366 Class A Ordinary Shares, which constitute approximately 34.1% of the Class A Ordinary Shares outstanding as of March 31, 2026. Item (c) of the Prior 13D is hereby amended by adding a new paragraph after the first paragraph as follows: "Since the filing of Amendment No. 5, up to the date of the event which requires the filing of this Amendment No. 6, KMBP sold 539,907 Class A Ordinary Shares as more fully described in Annex A." ANNEX A Transactions in Class A Ordinary Shares since the filing of Amendment No. 5 The table below sets forth transactions in Class A Ordinary Shares of the Issuer since the filing of Amendment No. 5. Each of the transactions set forth below is an open market sales transaction on NASDAQ. Trade Date Shares Sold Price Per Share(1) 4/24/2026 600 $1.507(2) 7/13/2026 24,244 $0.871(3) 7/14/2026 13,200 $0.876(4) 7/15/2026 4,100 $0.854(5) 8/10/2026 1,000 $0.856(6) 8/28/2026 38,000 $0.691(7) 9/02/2026 51,800 $0.640(8) 9/03/2026 65,300 $0.620(9) 9/04/2026 96,720 $0.586(10) 9/08/2026 244,943 $0.499(11) Total Shares Sold 539,907 (1) The prices reported in this column represent the weighted average price for each trade date. The Reporting Person undertakes to provide to the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price. (2) These shares were sold in multiple transactions at prices ranging from $1.50 to $1.53, inclusive. (3) These shares were sold in multiple transactions at prices ranging from $0.85 to $0.93, inclusive. (4) These shares were sold in multiple transactions at prices ranging from $0.85 to $0.89, inclusive. (5) These shares were sold in multiple transactions at prices ranging from $0.85 to $0.89, inclusive. (6) These shares were sold in multiple transactions at prices ranging from $0.85 to $0.87, inclusive. (7) These shares were sold in multiple transactions at prices ranging from $0.65 to $0.73, inclusive. (8) These shares were sold in multiple transactions at prices ranging from $0.63 to $0.69, inclusive. (9) These shares were sold in multiple transactions at prices ranging from $0.59 to $0.69, inclusive. (10) These shares were sold in multiple transactions at prices ranging from $0.57 to $0.63, inclusive. (11) These shares were sold in multiple transactions at prices ranging from $0.44 to $0.59, inclusive. KMBP Holdings Limited /s/ Bai Wei 09/10/2026