diff --git a/awx/ui/src/api/models/Inventories.js b/awx/ui/src/api/models/Inventories.js
index 8e586201b5..7e53e161d1 100644
--- a/awx/ui/src/api/models/Inventories.js
+++ b/awx/ui/src/api/models/Inventories.js
@@ -15,6 +15,7 @@ class Inventories extends InstanceGroupsMixin(Base) {
     this.promoteGroup = this.promoteGroup.bind(this);
     this.readInputInventories = this.readInputInventories.bind(this);
     this.associateInventory = this.associateInventory.bind(this);
+    this.disassociateInventory = this.disassociateInventory.bind(this);
   }
 
   readAccessList(id, params) {
@@ -144,6 +145,13 @@ class Inventories extends InstanceGroupsMixin(Base) {
       id: inputInventoryId,
     });
   }
+
+  disassociateInventory(id, inputInventoryId) {
+    return this.http.post(`${this.baseUrl}${id}/input_inventories/`, {
+      id: inputInventoryId,
+      disassociate: true,
+    });
+  }
 }
 
 export default Inventories;
diff --git a/awx/ui/src/screens/Inventory/ConstructedInventory.js b/awx/ui/src/screens/Inventory/ConstructedInventory.js
index 086c755adb..ff02136101 100644
--- a/awx/ui/src/screens/Inventory/ConstructedInventory.js
+++ b/awx/ui/src/screens/Inventory/ConstructedInventory.js
@@ -33,8 +33,8 @@ function ConstructedInventory({ setBreadcrumb }) {
   const {
     result: inventory,
     error: contentError,
-    isLoading: hasContentLoading,
     request: fetchInventory,
+    isLoading,
   } = useRequest(
     useCallback(async () => {
       const { data } = await ConstructedInventoriesAPI.readDetail(
@@ -42,7 +42,7 @@ function ConstructedInventory({ setBreadcrumb }) {
       );
       return data;
     }, [match.params.id]),
-    { isLoading: true }
+    { inventory: null, isLoading: true }
   );
 
   useEffect(() => {
@@ -78,7 +78,7 @@ function ConstructedInventory({ setBreadcrumb }) {
     { name: t`Job Templates`, link: `${match.url}/job_templates`, id: 5 },
   ];
 
-  if (hasContentLoading) {
+  if (isLoading) {
     return (
       <PageSection>
         <Card>
@@ -133,16 +133,13 @@ function ConstructedInventory({ setBreadcrumb }) {
               path="/inventories/constructed_inventory/:id/details"
               key="details"
             >
-              <ConstructedInventoryDetail
-                inventory={inventory}
-                hasInventoryLoading={hasContentLoading}
-              />
+              <ConstructedInventoryDetail inventory={inventory} />
             </Route>,
             <Route
               key="edit"
               path="/inventories/constructed_inventory/:id/edit"
             >
-              <ConstructedInventoryEdit />
+              <ConstructedInventoryEdit inventory={inventory} />
             </Route>,
             <Route
               path="/inventories/constructed_inventory/:id/access"
diff --git a/awx/ui/src/screens/Inventory/ConstructedInventoryAdd/ConstructedInventoryAdd.test.js b/awx/ui/src/screens/Inventory/ConstructedInventoryAdd/ConstructedInventoryAdd.test.js
index 1272bf3b2e..f2397064e5 100644
--- a/awx/ui/src/screens/Inventory/ConstructedInventoryAdd/ConstructedInventoryAdd.test.js
+++ b/awx/ui/src/screens/Inventory/ConstructedInventoryAdd/ConstructedInventoryAdd.test.js
@@ -110,6 +110,7 @@ describe('<ConstructedInventoryAdd />', () => {
     await act(async () => {
       wrapper = mountWithContexts(<ConstructedInventoryAdd />);
     });
+    await waitForElement(wrapper, 'ContentLoading', (el) => el.length === 0);
     expect(wrapper.find('FormSubmitError').length).toBe(0);
     await act(async () => {
       wrapper.find('ConstructedInventoryForm').invoke('onSubmit')(formData);
diff --git a/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.js b/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.js
index a49e7eaaed..bb87534379 100644
--- a/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.js
+++ b/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.js
@@ -1,11 +1,122 @@
-/* eslint i18next/no-literal-string: "off" */
-import React from 'react';
+import React, { useState, useCallback, useEffect } from 'react';
+import { useHistory } from 'react-router-dom';
+import { ConstructedInventoriesAPI, InventoriesAPI } from 'api';
+import useRequest from 'hooks/useRequest';
 import { CardBody } from 'components/Card';
+import ContentError from 'components/ContentError';
+import ContentLoading from 'components/ContentLoading';
+import ConstructedInventoryForm from '../shared/ConstructedInventoryForm';
+
+function isEqual(array1, array2) {
+  return (
+    array1.length === array2.length &&
+    array1.every((element, index) => element.id === array2[index].id)
+  );
+}
+
+function ConstructedInventoryEdit({ inventory }) {
+  const history = useHistory();
+  const [submitError, setSubmitError] = useState(null);
+  const detailsUrl = `/inventories/constructed_inventory/${inventory.id}/details`;
+  const constructedInventoryId = inventory.id;
+
+  const {
+    result: { initialInstanceGroups, initialInputInventories },
+    request: fetchedRelatedData,
+    error: contentError,
+    isLoading,
+  } = useRequest(
+    useCallback(async () => {
+      const [instanceGroupsResponse, inputInventoriesResponse] =
+        await Promise.all([
+          InventoriesAPI.readInstanceGroups(constructedInventoryId),
+          InventoriesAPI.readInputInventories(constructedInventoryId),
+        ]);
+
+      return {
+        initialInstanceGroups: instanceGroupsResponse.data.results,
+        initialInputInventories: inputInventoriesResponse.data.results,
+      };
+    }, [constructedInventoryId]),
+    {
+      initialInstanceGroups: [],
+      initialInputInventories: [],
+      isLoading: true,
+    }
+  );
+  useEffect(() => {
+    fetchedRelatedData();
+  }, [fetchedRelatedData]);
+
+  const handleSubmit = async (values) => {
+    const {
+      instanceGroups,
+      inputInventories,
+      organization,
+      ...remainingValues
+    } = values;
+
+    remainingValues.organization = organization.id;
+    remainingValues.kind = 'constructed';
+
+    try {
+      await Promise.all([
+        ConstructedInventoriesAPI.update(
+          constructedInventoryId,
+          remainingValues
+        ),
+        InventoriesAPI.orderInstanceGroups(
+          constructedInventoryId,
+          instanceGroups,
+          initialInstanceGroups
+        ),
+      ]);
+      /* eslint-disable no-await-in-loop, no-restricted-syntax */
+      // Resolve Promises sequentially to avoid race condition
+      if (!isEqual(initialInputInventories, values.inputInventories)) {
+        for (const inputInventory of initialInputInventories) {
+          await InventoriesAPI.disassociateInventory(
+            constructedInventoryId,
+            inputInventory.id
+          );
+        }
+        for (const inputInventory of values.inputInventories) {
+          await InventoriesAPI.associateInventory(
+            constructedInventoryId,
+            inputInventory.id
+          );
+        }
+      }
+      /* eslint-enable no-await-in-loop, no-restricted-syntax */
+
+      history.push(
+        `/inventories/constructed_inventory/${constructedInventoryId}/details`
+      );
+    } catch (error) {
+      setSubmitError(error);
+    }
+  };
+
+  const handleCancel = () => history.push(detailsUrl);
+
+  if (isLoading) {
+    return <ContentLoading />;
+  }
+
+  if (contentError) {
+    return <ContentError error={contentError} />;
+  }
 
-function ConstructedInventoryEdit() {
   return (
     <CardBody>
-      <div>Coming Soon!</div>
+      <ConstructedInventoryForm
+        onCancel={handleCancel}
+        onSubmit={handleSubmit}
+        submitError={submitError}
+        constructedInventory={inventory}
+        instanceGroups={initialInstanceGroups}
+        inputInventories={initialInputInventories}
+      />
     </CardBody>
   );
 }
diff --git a/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.test.js b/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.test.js
index 02b0747880..ee52a8ca1b 100644
--- a/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.test.js
+++ b/awx/ui/src/screens/Inventory/ConstructedInventoryEdit/ConstructedInventoryEdit.test.js
@@ -1,15 +1,196 @@
 import React from 'react';
 import { act } from 'react-dom/test-utils';
-import { mountWithContexts } from '../../../../testUtils/enzymeHelpers';
+import { createMemoryHistory } from 'history';
+
+import {
+  mountWithContexts,
+  waitForElement,
+} from '../../../../testUtils/enzymeHelpers';
+import { ConstructedInventoriesAPI, InventoriesAPI } from 'api';
+
 import ConstructedInventoryEdit from './ConstructedInventoryEdit';
+jest.mock('api');
 
 describe('<ConstructedInventoryEdit />', () => {
-  test('initially renders successfully', async () => {
-    let wrapper;
-    await act(async () => {
-      wrapper = mountWithContexts(<ConstructedInventoryEdit />);
+  let wrapper;
+  let history;
+
+  const mockInv = {
+    name: 'Mock',
+    id: 7,
+    description: 'Foo',
+    organization: { id: 1 },
+    kind: 'constructed',
+    source_vars: 'plugin: constructed',
+    limit: 'product_dev',
+  };
+  const associatedInstanceGroups = [
+    {
+      id: 1,
+      name: 'Foo',
+    },
+  ];
+  const associatedInputInventories = [
+    {
+      id: 123,
+      name: 'input_inventory_123',
+    },
+    {
+      id: 456,
+      name: 'input_inventory_456',
+    },
+  ];
+  const mockFormValues = {
+    kind: 'constructed',
+    name: 'new constructed inventory',
+    description: '',
+    organization: { id: 1, name: 'mock organization' },
+    instanceGroups: associatedInstanceGroups,
+    source_vars: 'plugin: constructed',
+    inputInventories: associatedInputInventories,
+  };
+
+  beforeEach(async () => {
+    ConstructedInventoriesAPI.readOptions.mockResolvedValue({
+      data: {
+        related: {},
+        actions: {
+          POST: {
+            limit: {
+              label: 'Limit',
+              help_text: '',
+            },
+            update_cache_timeout: {
+              label: 'Update cache timeout',
+              help_text: 'help',
+            },
+            verbosity: {
+              label: 'Verbosity',
+              help_text: '',
+            },
+          },
+        },
+      },
     });
-    expect(wrapper.length).toBe(1);
-    expect(wrapper.find('ConstructedInventoryEdit').length).toBe(1);
+    InventoriesAPI.readInstanceGroups.mockResolvedValue({
+      data: {
+        results: associatedInstanceGroups,
+      },
+    });
+    InventoriesAPI.readInputInventories.mockResolvedValue({
+      data: {
+        results: [
+          {
+            id: 456,
+            name: 'input_inventory_456',
+          },
+        ],
+      },
+    });
+    history = createMemoryHistory({
+      initialEntries: ['/inventories/constructed_inventory/7/edit'],
+    });
+    await act(async () => {
+      wrapper = mountWithContexts(
+        <ConstructedInventoryEdit inventory={mockInv} />,
+        {
+          context: { router: { history } },
+        }
+      );
+    });
+    await waitForElement(wrapper, 'ContentLoading', (el) => el.length === 0);
+  });
+
+  afterEach(() => {
+    jest.resetAllMocks();
+  });
+
+  test('should navigate to inventories details on cancel', async () => {
+    expect(history.location.pathname).toEqual(
+      '/inventories/constructed_inventory/7/edit'
+    );
+    await act(async () => {
+      wrapper.find('button[aria-label="Cancel"]').invoke('onClick')();
+    });
+    expect(history.location.pathname).toEqual(
+      '/inventories/constructed_inventory/7/details'
+    );
+  });
+
+  test('should navigate to constructed inventory detail after successful submission', async () => {
+    ConstructedInventoriesAPI.update.mockResolvedValueOnce({ data: { id: 1 } });
+    expect(history.location.pathname).toEqual(
+      '/inventories/constructed_inventory/7/edit'
+    );
+    await act(async () => {
+      wrapper.find('ConstructedInventoryForm').invoke('onSubmit')(
+        mockFormValues
+      );
+    });
+    wrapper.update();
+    expect(history.location.pathname).toEqual(
+      '/inventories/constructed_inventory/7/details'
+    );
+  });
+
+  test('should make expected api requests on submit', async () => {
+    await act(async () => {
+      wrapper.find('ConstructedInventoryForm').invoke('onSubmit')(
+        mockFormValues
+      );
+    });
+    expect(ConstructedInventoriesAPI.update).toHaveBeenCalledTimes(1);
+    expect(InventoriesAPI.associateInstanceGroup).not.toHaveBeenCalled();
+    expect(InventoriesAPI.disassociateInventory).toHaveBeenCalledTimes(1);
+    expect(InventoriesAPI.associateInventory).toHaveBeenCalledTimes(2);
+    expect(InventoriesAPI.associateInventory).toHaveBeenNthCalledWith(
+      1,
+      7,
+      123
+    );
+    expect(InventoriesAPI.associateInventory).toHaveBeenNthCalledWith(
+      2,
+      7,
+      456
+    );
+  });
+
+  test('should throw content error', async () => {
+    expect(wrapper.find('ContentError').length).toBe(0);
+    InventoriesAPI.readInstanceGroups.mockImplementationOnce(() =>
+      Promise.reject(new Error())
+    );
+    await act(async () => {
+      wrapper = mountWithContexts(
+        <ConstructedInventoryEdit inventory={mockInv} />
+      );
+    });
+    await waitForElement(wrapper, 'ContentLoading', (el) => el.length === 0);
+    expect(wrapper.find('ContentError').length).toBe(1);
+  });
+
+  test('unsuccessful form submission should show an error message', async () => {
+    const error = {
+      response: {
+        data: { detail: 'An error occurred' },
+      },
+    };
+    ConstructedInventoriesAPI.update.mockImplementationOnce(() =>
+      Promise.reject(error)
+    );
+    await act(async () => {
+      wrapper = mountWithContexts(
+        <ConstructedInventoryEdit inventory={mockInv} />
+      );
+    });
+    await waitForElement(wrapper, 'ContentLoading', (el) => el.length === 0);
+    expect(wrapper.find('FormSubmitError').length).toBe(0);
+    await act(async () => {
+      wrapper.find('ConstructedInventoryForm').invoke('onSubmit')(
+        mockFormValues
+      );
+    });
+    wrapper.update();
+    expect(wrapper.find('FormSubmitError').length).toBe(1);
   });
 });
diff --git a/awx/ui/src/screens/Inventory/InventoryList/InventoryListItem.js b/awx/ui/src/screens/Inventory/InventoryList/InventoryListItem.js
index 3828401045..b0a8bdfc38 100644
--- a/awx/ui/src/screens/Inventory/InventoryList/InventoryListItem.js
+++ b/awx/ui/src/screens/Inventory/InventoryList/InventoryListItem.js
@@ -146,7 +146,7 @@ function InventoryListItem({
               aria-label={t`Edit Inventory`}
               variant="plain"
               component={Link}
-              to={`${getInventoryPath(inventory)}edit`}
+              to={`${getInventoryPath(inventory)}/edit`}
             >
               <PencilAltIcon />
             </Button>
diff --git a/awx/ui/src/screens/Inventory/shared/ConstructedInventoryForm.js b/awx/ui/src/screens/Inventory/shared/ConstructedInventoryForm.js
index 6c1832c1d1..470ab61366 100644
--- a/awx/ui/src/screens/Inventory/shared/ConstructedInventoryForm.js
+++ b/awx/ui/src/screens/Inventory/shared/ConstructedInventoryForm.js
@@ -158,18 +158,25 @@ function ConstructedInventoryFormFields({ inventory = {}, options }) {
   );
 }
 
-function ConstructedInventoryForm({ onCancel, onSubmit, submitError }) {
+function ConstructedInventoryForm({
+  constructedInventory,
+  instanceGroups,
+  inputInventories,
+  onCancel,
+  onSubmit,
+  submitError,
+}) {
   const initialValues = {
-    description: '',
-    instanceGroups: [],
     kind: 'constructed',
-    inputInventories: [],
-    limit: '',
-    name: '',
-    organization: null,
-    source_vars: '---',
-    update_cache_timeout: 0,
-    verbosity: 0,
+    description: constructedInventory?.description || '',
+    instanceGroups: instanceGroups || [],
+    inputInventories: inputInventories || [],
+    limit: constructedInventory?.limit || '',
+    name: constructedInventory?.name || '',
+    organization: constructedInventory?.summary_fields?.organization || null,
+    update_cache_timeout: constructedInventory?.update_cache_timeout || 0,
+    verbosity: constructedInventory?.verbosity || 0,
+    source_vars: constructedInventory?.source_vars || '---',
   };
 
   const {
@@ -204,7 +211,7 @@ function ConstructedInventoryForm({ onCancel, onSubmit, submitError }) {
         <Form role="form" autoComplete="off" onSubmit={formik.handleSubmit}>
           <FormColumnLayout>
             <ConstructedInventoryFormFields options={options} />
-            <FormSubmitError error={submitError} />
+            {submitError && <FormSubmitError error={submitError} />}
             <FormActionGroup
               onCancel={onCancel}
               onSubmit={formik.handleSubmit}
diff --git a/awx/ui/src/screens/Inventory/shared/utils.js b/awx/ui/src/screens/Inventory/shared/utils.js
index 5e335beeed..121d08f198 100644
--- a/awx/ui/src/screens/Inventory/shared/utils.js
+++ b/awx/ui/src/screens/Inventory/shared/utils.js
@@ -10,6 +10,7 @@ const parseHostFilter = (value) => {
 export default parseHostFilter;
 
 export function getInventoryPath(inventory) {
+  if (!inventory) return '/inventories';
   const url = {
     '': `/inventories/inventory/${inventory.id}`,
     smart: `/inventories/smart_inventory/${inventory.id}`,