{"product_id":"rk4055-hunting-rocknife-all-terrain-rock-housing-vermeer-d40x55-dr","title":"Hunting Rocknife All-Terrain Rock Housing, Vermeer D40x55 DR","description":"\u003cp\u003eHunting Rocknife™ all-terrain (rock) dual-rod transmitter housing for the Vermeer D40x55 DR. Built on Hunting's proven HDD mud motor design, it puts the transmitter up front, right behind the bit, on a mud-lube bearing pack built for hard rock.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMud-lube bearings: no grease and no seals to maintain\u003c\/li\u003e\n\u003cli\u003ePatented 6-tab LockingLid™ holds the transmitter with no threaded fasteners\u003c\/li\u003e\n\u003cli\u003eBearings replace without specialty tooling, no rebuild kit needed\u003c\/li\u003e\n\u003cli\u003eWorks with Subsite®, DigiTrak® (DCI) and Underground Magnetics electronics\u003c\/li\u003e\n\u003cli\u003e2° bend\u003c\/li\u003e\n\u003cli\u003e120° and 240° transmitter slots available (2-week lead time)\u003c\/li\u003e\n\u003cli\u003eOne LockingLid™ isolator kit included. Tell us which one when you order: 86B, 17T, DCI 15in, DCI 19in, Echo 50, 70, 75XL or 90\u003c\/li\u003e\n\u003c\/ul\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRK4055\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRocknife 4055 (D40x55 DR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVermeer D40x55 DR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePipe thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e#750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBend\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBearing mandrel assembly\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRK60BA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cstyle\u003e.ghx{margin:20px 0;padding:16px;border:1px solid #d9d9d9;border-radius:8px}.ghx h4{margin:18px 0 10px;font-size:1.05em}.ghx h4:first-child{margin-top:0}.ghx .g{display:flex;flex-wrap:wrap;gap:12px}.ghx form{flex:0 0 calc(33.333% - 8px);min-width:105px;display:flex;flex-direction:column;align-items:center;text-align:center}.ghx img{width:90px;height:90px;object-fit:contain;max-width:100%}.ghx .t{flex:1;margin:6px 0 8px;font-size:.85em;line-height:1.35}.ghx .t a{text-decoration:none}.ghx .t b{display:block;margin-top:2px}.ghx button{padding:6px 12px;cursor:pointer;font-size:.85em}\u003c\/style\u003e\u003cdiv class=\"ghx\"\u003e\n\u003ch4\u003eAdd-ons: Bearing \u0026amp; mandrel\u003c\/h4\u003e\n\u003cdiv class=\"g\"\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-mandrel-assembly-rk60-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-rk60ba.jpg?v=1790735118\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-mandrel-assembly-rk60-rk4055\"\u003eBearing Mandrel Assembly, RK60 \/ RK4055\u003c\/a\u003e\u003cb\u003e$6,738.75\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827670675752\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-rk60-bearing-mandrel-3-1-2in-reg\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-560at03c.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-rk60-bearing-mandrel-3-1-2in-reg\"\u003eRK60 Bearing Mandrel, 3-1\/2in Reg\u003c\/a\u003e\u003cb\u003e$3,671.25\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827141570856\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-5-row-9-16in-ball-rk40-rk60\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-m505.jpg?v=1790211473\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-5-row-9-16in-ball-rk40-rk60\"\u003eM505 Bearing, 5-Row 9\/16in Ball\u003c\/a\u003e\u003cb\u003e$1,448.44\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52826918158632\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-m505-9-16in-ball-bearings-qty-10-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-h0070.jpg?v=1790211473\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-m505-9-16in-ball-bearings-qty-10-rk40-rk60-rk100-rk4055\"\u003eM505 Ball Bearings, 9\/16in (Qty 10)\u003c\/a\u003e\u003cb\u003e$19.69\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52826931069224\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-locking-tab-washer-included-with-m505-m505xl-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-500at001.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-locking-tab-washer-included-with-m505-m505xl-rk40-rk60-rk100-rk4055\"\u003eLocking Tab Washer\u003c\/a\u003e\u003cb\u003e$18.75\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52826926514472\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003c\/div\u003e\n\u003ch4\u003eAdd-ons: Housing parts\u003c\/h4\u003e\n\u003cdiv class=\"g\"\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-lower-housing-rk40-rk60\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-502at02.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-lower-housing-rk40-rk60\"\u003eLower Housing, RK40 \/ RK60\u003c\/a\u003e\u003cb\u003e$965.63\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827157397800\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-retaining-cap-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-502at02p2.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-retaining-cap-rk40-rk60-rk100-rk4055\"\u003eBearing Retaining Cap\u003c\/a\u003e\u003cb\u003e$62.81\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827185086760\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-retaining-nut-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-502at33c.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-retaining-nut-rk40-rk60-rk100-rk4055\"\u003eRetaining Nut\u003c\/a\u003e\u003cb\u003e$266.25\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827168768296\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-front-bearing-spacer-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-502at31.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-front-bearing-spacer-rk40-rk60-rk100-rk4055\"\u003eFront Bearing Spacer\u003c\/a\u003e\u003cb\u003e$120.94\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827165327656\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-3-8in-x-1-0in-roll-pin-rk60-rk100\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-41lz92.jpg?v=1790211451\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-3-8in-x-1-0in-roll-pin-rk60-rk100\"\u003eRoll Pin, 3\/8in x 1.0in\u003c\/a\u003e\u003cb\u003e$2.53\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52826931101992\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-rk60-extension-to-d40x55-dr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-d4055druex.jpg?v=1790211473\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-rk60-extension-to-d40x55-dr\"\u003eRK60 Extension to D40x55 DR\u003c\/a\u003e\u003cb\u003e$1,071.56\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827197014312\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003c\/div\u003e\n\u003ch4\u003eAdd-ons: Bearing service tools\u003c\/h4\u003e\n\u003cdiv class=\"g\"\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-removal-driver-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-m505driver.jpg?v=1790211473\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-removal-driver-rk40-rk60-rk100-rk4055\"\u003eBearing Removal Driver\u003c\/a\u003e\u003cb\u003e$266.25\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827189379368\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003cform action=\"\/cart\/add\" method=\"post\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-removal-stand-rk40-rk60-rk100-rk4055\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/rocknife-part-m505stand.jpg?v=1790211473\" alt=\"\"\u003e\u003c\/a\u003e\u003cdiv class=\"t\"\u003e\n\u003ca href=\"\/products\/rocknife-bearing-removal-stand-rk40-rk60-rk100-rk4055\"\u003eBearing Removal Stand\u003c\/a\u003e\u003cb\u003e$478.13\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cinput type=\"hidden\" name=\"id\" value=\"52827189313832\"\u003e\u003cbutton type=\"submit\"\u003eAdd to cart\u003c\/button\u003e\n\u003c\/form\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/hunting-rocknife-brochure.pdf?v=1790183693\" target=\"_blank\" rel=\"noopener\"\u003eDownload the Hunting Rocknife brochure (PDF)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eConfirm your rig model and drill-stem thread before ordering.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003eCall Richland, MS (601) 724-2558 or Broussard, LA (337) 277-1785 for availability and jobsite delivery.\u003c\/p\u003e","brand":"Hunting","offers":[{"title":"Default Title","offer_id":52826729120040,"sku":"RK4055","price":12186.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/4629\/7640\/files\/hunting-rocknife-housing-main.png?v=1790183688","url":"https:\/\/gatorhdd.com\/products\/rk4055-hunting-rocknife-all-terrain-rock-housing-vermeer-d40x55-dr","provider":"Gator HDD Supply","version":"1.0","type":"link"}