Below is a list of OEM seats as per the parts catalogs.
This does not include “custom” seat kits sold by the HD. The individual seats in those kits are sold without a part number.
Please reference the Seats/Backrests section on the instructions page in the Sportsterpedia for seat kits.

Model	Year	Seat Part#	Notes
XL883 (STD)	1986-1992	52131-83	Solo seat. Also used on 1984-1985 XLX
	1993	52131-83A	Solo seat
	1994-1996	52129-92B	Solo seat.
	1997-2003	52129-92C	Solo seat.
	2004-2006	51532-04	Solo seat.
	2007-2009	51532-07	Solo seat
XL883 Deluxe	1986	52101-82	2-up seat. Also used on 1982-1985 XL883 (STD)
	1987-1988	52101-82A	2-up seat
	1989-1991	52101-82B	2-up seat
	1992	52101-92	2-up seat.
	1993	52101-92A	2-up seat.
	1994	52101-92B	2-up seat
	1995-1997	52101-92C	2-up seat
XL883C	1999-2003	52136-98	2-up seat (same seat as XL1200S)
	2003	51042-03	100th anniversary, 2-up seat. HD restricted sale just to 2003 883C owners.
	2004-2006	52608-04	2-up seat.
	2007-2009	52608-07	2-up seat.
XL883 Hugger	1987-1991	52129-87	Solo seat
	1992	52129-92	Solo seat
	1993	52129-92A	Solo seat
	1994-1996	52132-94	Solo seat, ruffled
	1997-2003	52132-94A	Solo seat, ruffled
XL883L	2005-2006	51550-05	Solo seat.
	2007-2010	51550-07	Solo seat.
	2011-2015	51550-11	Solo seat.
	2016-2020	51550-11A	Solo seat
XL883N	2009-2015	51532-07	Solo seat
	2016-2022	52000189	Solo seat
XL883R	2002-2003	51926-02	2-up seat.
	2005-2006	51551-05	2-up seat.
	2007-2015	51551-07	2-up seat.
XLH 1100	1986-1987	52004-84A 52004-84B	2-up seat. XL1200 seat was replacement.
XLH 1200	1988	52004-84A	2-up seat.
	1989-1992	52004-84B	2-up seat
	1993	52004-84C	2-up seat
	1994	52004-94	2-up seat
	1995	52004-84E	2-up seat (assembly)
	1996	52004-84F	2-up seat (assembly)
	1997-2003	Front 52357-97 Rear 52358-97 52004-84G	2-up seat set (2 piece), rear (pillow). 52004-84G includes both front and back seats (same part#s).
XL1200C	1996-2003	52577-96	2-up seat, smooth cover
	2003	51041-03	100th anniversary, 2-up seat. HD restricted sale just to 2003 1200C owners.
	2004-2006	51530-04	2-up seat.
	2007-2015	51530-07	2-up seat.
	2008	51833-08	105th anniversary 2-up seat. HD restricted sale just to 2008 1200C owners.
	2013	52000070	Anniversary seat HD restricted sale just to 2013 1200C Anv owners.
	2016-2020	52000185	2-up seat
XL1200C Int	2010	52608-07	2-up seat. Same as XL883C International model only.
XL1200CA	2013-2015	51530-07	2-up seat.
	2016	52000185	2-up seat
XL1200CB	2013-2015	51530-07	2-up seat.
	2016-2017	52000185	2-up seat
XL1200CP	2011-2015	51550-11	Solo seat, same as 883L
		51530-07	2-up seat, same as XL1200C
	2016	51550-11A	Solo seat, same as XL883L
	2016	52000185	2-up seat, same as 1200C
XL1200CX	2016-2020	52000233	2-up seat.
XL1200L	2007-2011	51706-07	2-up seat.
	2008	51835-08	105th anniversary 2-up seat. HD restricted sale just to 2008 1200L owners.
XL1200N	2007-2012	51899-07	Solo seat
XL1200NS	2018-2021	52000428	Solo seat.
XL1200R	2004-2006	51558-04	2-up seat.
	2007	51558-07	2-up seat.
	2008-2009	51558-08	2-up seat.
XL1200S	1996-1997	52102-96	2-up seat.
	1998-2003	52136-98	2-up seat
XL50 (1200)	2007	51795-07	2-up seat.
XL1200T	2015-2020	52000156	Solo seat.
XL1200V	2013-2015	51911-10	Solo seat.
	2016	52000187	Solo seat
XL1200X	2011-2015	51911-10	Solo seat.
	2016-2022	52000188	Solo seat
XL1200X-ANX	2018	52000346	Solo seat
XL1200XS	2018-2020	52000188	Solo seat
XR1200	2009-2010	Front 51382-08 Rear 51383-08	2-up seat (2 pieces)
XR1200X	2010-2013	Front 51382-08 Rear 51383-08	2-up seat (2 pieces)

Solo Seat Part#: (51899-07)

Click on a pic to enlarge. ¹⁾

Solo Seat Part# (51911-10).

Click on a pic to enlarge: ²⁾

• Fix for the Early Rubbermount Battery Cover Popping Off

Sportster Year Model	Clip Position and Part#
2004-2006	[1] front (70416-04)	[1] rear (70417-04)
2007-2008	[1] front (70416-04A)	[1] rear (70417-04A)
2009 except XR1200	[2] front and rear (70417-04B)
2009-2013 XR1200 / XR1200X	[2] front and rear (1149-1A) grommet
2010-2016 except XR1200	[2] front and rear (70417-04C)
2017 up	[2] front and rear (70417-04E) 3)

Battery cover clip (70416-04).
⁴⁾

Battery cover clips (70417-04C).
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