{"title":"Transfer Case Mounts \u0026 Supports","description":"Transfer case support kits must be well designed and built to evenly distribute the weight of your drivetrain and help assist with the transfer case mounting. Without a transfer case support kit, your heavy transfer case could rip off or break the rear of your transmission tailhousing under hardcore use. \u003cbr\u003eCommon applications include Atlas, advance adapters Atlas 2, Atlas 4-speed, \u0026amp; NP205. Dana 300's and NP231's utilizing the Advance Adapters heavy duty tail housing may use our Atlas transfer case support kit. Available in kit form with all the required bushings and tabs for your custom transfer case mounting. \u003cbr\u003eTMR Customs universal transmission mounts are perfect for driveline swaps and buggy builders. Shop all of our \u003ca href=\"https:\/\/www.tmrcustoms.com\/collections\/axle-drivetrain\"\u003eaxel\/drivetrain parts\u003c\/a\u003e today!\n\u003cscript type=\"application\/ld+json\"\u003e\n{\"@context\":\"http:\/\/schema.org\",\n\"@type\":\"Product\",\n\"name\":\"TRANSFER CASE MOUNTS \u0026 SUPPORTS\",\n\"image\":\"https:\/\/tmrcustoms.imgix.net\/s\/files\/1\/0082\/5248\/9805\/files\/tmr-logo_27a40ac4-9311-42ee-8ee6-c4fd35b1ad6b_120x@2x.png?v=1571348802\u0026auto=format\u0026q=60\u0026dpr=1\u0026\",\n\"url\":\"https:\/\/www.tmrcustoms.com\/collections\/transfer-case-supports\",\n\"brand\":\"TMR Customs\"\n}\n\u003c\/script\u003e","products":[{"product_id":"universal-transmission-transfer-case-crossmember-mount","title":"Universal Transmission\/Transfer Case Crossmember Mount","description":"\u003cp\u003eIncludes the following:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 PC of 1.75\" x .120\"W DOM main slip tube\u003c\/li\u003e\n\u003cli\u003e2 PCS of 1.5\" x .120\"W DOM tubes, pre notched for ease of welding, and can be slid into 1.75\" main slip tube and adjusted to desired length\u003c\/li\u003e\n\u003cli\u003e2 PCS of greasable DOM housing \u0026amp; poly bushing assembly's (2.625\" WIDTH)\u003c\/li\u003e\n\u003cli\u003e2 PCS 9\/16\" x 4\" grade 8 fastener Kits\u003c\/li\u003e\n\u003cli\u003e1 PC universal tranmission mount, formed to fit onto 1.75\" tubing. Simply drill the required holes to bolt to your tranmission!\u003c\/li\u003e\n\u003cli\u003e2 PAIR drop down frame mount tabs \u003cbr\u003e\u003cbr\u003eMAXIMUM OVERALL WIDTH OF THE COMPLETE ASSEMBLY IS 48\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNow is not the time to cheap out on your build! Take advantage of the value our Transmission Crossmember Mount provides. We make products for wheelers because we are wheelers. Be sure to check out our other \u003ca href=\"https:\/\/www.tmrcustoms.com\/collections\/transfer-case-supports\"\u003etransfer case support products\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Znmh6tWHDJk\" height=\"315\" width=\"560\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":29030885818445,"sku":"1310","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/products\/1310_assembly.jpg?v=1752857927"},{"product_id":"atlas-transfer-case-support-ring-flange","title":"JB Conversions\/MMW Dana 300 Transfer Case Support\/Ring - \"FLANGE\"","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe world's best Transfer Case Support\/Ring Mount for the Midnight Metalworks D300 Rock Box, or any Dana 300 running the JB Conversions Rear Output! \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e***NOTE: MIDNIGHT METALWORKS TYPICALLY BUILDS THEIR D300 ROCK BOX USING JB CONVERSIONS OUTPUTS. IN SOME INSTANCES THEY ARE USING A NOVAK SUPER SHORT OUTPUT. THIS MOUNT WILL ONLY WORK WITH THE JB CONVERSIONS OUTPUT, IT IS NOT COMPATIBLE WITH THE NOVAK OUTPUT! IF YOU ARE UNSURE WHICH YOU HAVE PLEASE CONTACT US FIRST!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTMR Customs Transfer Case Supports uses hex head bolts for clamping instead of cap screws for easy install and to prevent stripping the cap screw head.\u003cbr\u003e\u003cbr\u003eThe profile of the ring is cnc machined and the center is cnc bored to a slip fit to precisely match the output housing. \u003cbr\u003e\u003cbr\u003eThe precision bore is a perfect fit onto the machined surface of your transfer case output - other thin\/cheap laser cut and plasma cut mounts will fail. Think what you spent on your \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eMidnight MetalWorks \u003c\/span\u003etransfer case, is now the time to cheap out? \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits MWW D300 \u0026amp; JB Conversions D300 HD Output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eDesigned to be bottom mounted to a crossmember. Do not mount upside down!\u003c\/span\u003e\u003c\/p\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":29030886211661,"sku":"2381","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/products\/2381_for_web_1.jpg?v=1752857926"},{"product_id":"atlas-transfer-case-support-ring-kit","title":"ATLAS Transfer Case Support\/Ring - \"KIT\"","description":"\u003cp\u003eThe world's best-selling Transfer Case Support\/Ring Mount for the Atlas Transfer Case! \u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFits all transfer cases with a 3.9\" output diameter \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFits Atlas, as well as Dana 300 or NP231 with advanced adapters HD tail shaft conversion\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eDesigned to be bottom mounted to a crossmember. Do not mount upside down!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTMR Customs Atlas Transfer Case Support uses hex head bolts for clamping instead of cap screws for easy install and to prevent stripping the cap screw head. \u003cbr\u003e\u003cbr\u003eThe profile of the ring is CNC machined and the center is CNC bored to a slip fit to precisely match the output housing. \u003cbr\u003e\u003cbr\u003eThe precision bore is a perfect fit onto the machined surface of your transfer case output - other thin\/cheap laser cut and plasma cut mounts will fail. Think about what you spent on your ATLAS transfer case, is now the time to cheap out? \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003eIncludes the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003etransfer case support ring \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 x poly bushing halves \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDOM tubing inner and outer sleeves\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eall necessary grade 8 fasteners\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 x mounting tabs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/B0y5PfiXi0E\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBe sure to check out our other \u003ca title=\"Off-Road Transfer Case Supports\" href=\"https:\/\/www.tmrcustoms.com\/collections\/transfer-case-supports\" target=\"_blank\"\u003eoff-road transfer case products\u003c\/a\u003e.\u003c\/p\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":29030891126861,"sku":"1582","price":184.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/products\/2c8cdcdb-95bf-46b9-a788-2262b36f6651.jpg?v=1752857924"},{"product_id":"transfer-case-support-kit-np205","title":"Transfer Case Support Kit - NP205","description":"\u003cp\u003eKit includes the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTransfer case support \u0026amp; gusset (cnc laser cut from 3\/8\" steel)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 x poly bushing halves \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDOM tubing inner and outer sleeves\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAll necessary grade 8 fasteners\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 x mounting tabs (cnc laser cut from 1\/4\" steel to fit 1-3\/4\" tubing)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan\u003eSimply bolt the support to your NP205 using the supplied hardware then trim the mounting tab and gusset to suit the correct length and angle\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eModification\/customization will be required. Speedo equipped NP205's may require you to remove 1 of the 4 mounting holes on the TMR flange. \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":29030894043213,"sku":"1586","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/files\/1586_9.jpg?v=1752857922"},{"product_id":"the-archetype-universal-transmission-mount","title":"THE ARCHETYPE Universal Transmission Mount","description":"\u003cp\u003eIncludes the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 PC of 1.75\" x .120\"W DOM housing\u003c\/li\u003e\n\u003cli\u003e1 PC inner sleeve\u003c\/li\u003e\n\u003cli\u003e2 PCS 1\/2\"-20 grade 8 fastener kits\u003c\/li\u003e\n\u003cli\u003e2 PCS poly bushing halves\u003c\/li\u003e\n\u003cli\u003e2 PCS \"Atlas\" tab\u003c\/li\u003e\n\u003cli\u003e1 PC large trick tab\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":29031031537741,"sku":"1925","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/products\/1925_assembly_for_web_2.jpg?v=1752857637"},{"product_id":"mww-d300-rock-box-transfer-case-support-ring-kit","title":"JB Conversions\/MMW Dana 300 Transfer Case Support\/Ring - \"KIT\"","description":"\u003cp\u003eThe world's best Transfer Case Support\/Ring Mount for the Midnight Metalworks D300 Rock Box, or any Dana 300 running the JB Conversions Rear Output! \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e***NOTE: MIDNIGHT METALWORKS TYPICALLY BUILDS THEIR D300 ROCK BOX USING JB CONVERSIONS OUTPUTS. IN SOME INSTANCES THEY ARE USING A NOVAK SUPER SHORT OUTPUT. THIS MOUNT WILL ONLY WORK WITH THE JB CONVERSIONS OUTPUT, IT IS NOT COMPATIBLE WITH THE NOVAK OUTPUT! IF YOU ARE UNSURE WHICH YOU HAVE PLEASE CONTACT US FIRST!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTMR Customs Transfer Case Supports uses hex head bolts for clamping instead of cap screws for easy install and to prevent stripping the cap screw head. \u003cbr\u003e\u003cbr\u003eThe profile of the ring is CNC machined and the center is CNC bored to a slip fit to precisely match the output housing. \u003cbr\u003e\u003cbr\u003eThe precision bore is a perfect fit onto the machined surface of your transfer case output - other thin\/cheap laser cut and plasma cut mounts will fail. Think about what you spent on your Midnight MetalWorks transfer case, is now the time to cheap out? \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFits MWW D300 \u0026amp; JB Conversions D300 HD Output\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003eIncludes the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003etransfer case support ring \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 x poly bushing halves \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDOM tubing inner and outer sleeves\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eall necessary grade 8 fasteners\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2 x mounting tabs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eDesigned to be bottom mounted to a crossmember. Do not mount upside down!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003eIf you are looking for a Dana 300 Support to fit the Advance Adapters HD Output, \u003ca href=\"https:\/\/www.tmrcustoms.com\/products\/atlas-transfer-case-support-ring-kit\" rel=\"noopener\" target=\"_blank\"\u003eCLICK HERE\u003c\/a\u003e! \u003c\/p\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":41429311684798,"sku":"2382","price":194.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/products\/2382_for_web_1.jpg?v=1752856955"},{"product_id":"atlas-transfer-case-support-ring-flange-1","title":"ATLAS Transfer Case Support\/Ring - \"FLANGE\"","description":"\u003cp\u003eThe world's best-selling Transfer Case Support\/Ring Mount for the Atlas Transfer Case! \u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFits all transfer cases with a 3.9\" output diameter \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFits Atlas, as well as Dana 300 or NP231 with advanced adapters HD tail shaft conversion\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eDesigned to be bottom mounted to a crossmember. Do not mount upside down!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTMR Customs Atlas Transfer Case Support uses hex head bolts for clamping instead of cap screws for easy install and to prevent stripping the cap screw head. \u003cbr\u003e\u003cbr\u003eThe profile of the ring is CNC machined and the center is CNC bored to a slip fit to precisely match the output housing.\u003c\/p\u003e\n\u003cp\u003eThe precision bore is a perfect fit onto the machined surface of your transfer case output - other thin\/cheap laser cut and plasma cut mounts will fail. Think about what you spent on your ATLAS transfer case, is now the time to cheap out? \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/B0y5PfiXi0E\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eIf you are looking for a Dana 300 Support to fit the Advance Adapters HD Output, \u003c\/span\u003e\u003ca href=\"https:\/\/www.tmrcustoms.com\/products\/atlas-transfer-case-support-ring-flange-1\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, San Francisco, Segoe UI, Roboto, Helvetica Neue, sans-serif;\"\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCLICK HERE\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.tmrcustoms.com\/products\/atlas-transfer-case-support-ring-kit\" style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e! \u003c\/span\u003e\u003c\/p\u003e","brand":"TMR Customs","offers":[{"title":"Default Title","offer_id":41492621885630,"sku":"1581","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/products\/1581_for_web_1.jpg?v=1752856948"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0082\/5248\/9805\/collections\/061f4a715bb4b6a3546b96e4ee49845c.jpg?v=1600431628","url":"https:\/\/ca.tmrcustoms.com\/en-de\/collections\/transfer-case-supports.oembed","provider":"TMR Customs","version":"1.0","type":"link"}