Description
HARDDRIVE rear motor mount dyna fx 99-17. Manufacturer part number 13-105.
WPS part number 820-51451.
HARDDRIVE rear motor mount dyna fx 99-17.
In stock
HARDDRIVE rear motor mount dyna fx 99-17. Manufacturer part number 13-105.
WPS part number 820-51451.
WPS lists this part for the following vehicles. Match your exact model and year.
Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.
| Years | Make | Model |
|---|---|---|
| 2012–2016 | Harley Davidson | FLD Dyna Switchback |
| 1999–2010 | Harley Davidson | FXD Dyna Super Glide |
| 2006–2017 | Harley Davidson | FXDB Dyna Street Bob |
| 2005–2014 | Harley Davidson | FXDC Dyna Super Glide Custom |
| 2008–2017 | Harley Davidson | FXDF Dyna Fat Bob |
| 2009–2010 | Harley Davidson | FXDFSE CVO Dyna Fat Bob |
| 1999–2009, 2014–2017 | Harley Davidson | FXDL Dyna Low Rider |
| 2016–2017 | Harley Davidson | FXDLS Dyna Low Rider S |
| 1999–2000 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 2007–2008 | Harley Davidson | FXDSE CVO Dyna |
| 1999–2008, 2010–2017 | Harley Davidson | FXDWG Dyna Wide Glide |
| 2001–2002 | Harley Davidson | FXDWGSE CVO Dyna Switchblade |
| 1999–2005 | Harley Davidson | FXDX Dyna Super Glide Sport |
| 2001–2003 | Harley Davidson | FXDXT Dyna Super Glide T-Sport |
Source: WPS vehicle-fitment data · WPS part 820-51451 · Checked November 12, 2026.
| Weight | 1.8077 lbs |
|---|---|
| Dimensions | 5 × 3 × 3 in |
Match the engine and assembly; replace seals disturbed during access and check kit contents.
Only refill or replace fluids disturbed by the repair, using the specified grade and capacity.
Use the tools and torque procedure specified for your exact motorcycle.

Select your motorcycle to check for matching parts.
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