diff --git a/api-generator/components/speeddial.js b/api-generator/components/speeddial.js
index 5ea2a6028..84fc6ad58 100644
--- a/api-generator/components/speeddial.js
+++ b/api-generator/components/speeddial.js
@@ -106,6 +106,12 @@ const SpeedDialProps = [
         type: 'object',
         default: 'null',
         description: "Whether to display the tooltip on items. The modifiers of tooltip can be used like an object in it. Valid keys are 'event' and 'position'."
+    },
+    {
+        name: 'pt',
+        type: 'any',
+        default: 'null',
+        description: 'Uses to pass attributes to DOM elements inside the component.'
     }
 ];
 
diff --git a/components/lib/speeddial/SpeedDial.d.ts b/components/lib/speeddial/SpeedDial.d.ts
index ca2250df6..0cb25a052 100644
--- a/components/lib/speeddial/SpeedDial.d.ts
+++ b/components/lib/speeddial/SpeedDial.d.ts
@@ -11,6 +11,92 @@ import { VNode } from 'vue';
 import { MenuItem } from '../menuitem';
 import { ClassComponent, GlobalComponentConstructor } from '../ts-helpers';
 
+export declare type SpeedDialPassThroughOptionType = SpeedDialPassThroughAttributes | ((options: SpeedDialPassThroughMethodOptions) => SpeedDialPassThroughAttributes) | null | undefined;
+
+/**
+ * Custom passthrough(pt) option method.
+ */
+export interface SpeedDialPassThroughMethodOptions {
+    props: SpeedDialProps;
+    state: SpeedDialState;
+}
+
+/**
+ * Custom passthrough(pt) options.
+ * @see {@link SpeedDialProps.pt}
+ */
+export interface SpeedDialPassThroughOptions {
+    /**
+     * Uses to pass attributes to the root's DOM element.
+     */
+    root?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the button's DOM element.
+     */
+    button?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the icon's DOM element.
+     */
+    icon?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the list's DOM element.
+     */
+    list?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the item's DOM element.
+     */
+    item?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the action's DOM element.
+     */
+    action?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the action icon's DOM element.
+     */
+    actionIcon?: SpeedDialPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the mask's DOM element.
+     */
+    mask?: SpeedDialPassThroughOptionType;
+}
+
+/**
+ * Custom passthrough attributes for each DOM elements
+ */
+export interface SpeedDialPassThroughAttributes {
+    [key: string]: any;
+}
+
+/**
+ * Defines current inline state in SpeedDial component.
+ */
+export interface SpeedDialState {
+    /**
+     * List of items' id.
+     */
+    id: string;
+    /**
+     * Current visible state as a boolean.
+     * @defaultValue false
+     */
+    visible: boolean;
+    /**
+     * Current click state of component as a boolean.
+     * @defaultValue false
+     */
+    isItemClicked: boolean;
+    /**
+     * Current focus state as a boolean.
+     * @defaultValue false
+     */
+    focused: boolean;
+    /**
+     * Current focused option index as a number.
+     * @defaultValue -1
+     */
+    focusedOptionIndex: number;
+}
+
 /**
  * Defines tooltip options.
  * @see {@link SpeedDialProps.tooltipOptions}
@@ -127,6 +213,11 @@ export interface SpeedDialProps {
      * Identifier of the underlying list element.
      */
     'aria-labelledby'?: string | undefined;
+    /**
+     * Uses to pass attributes to DOM elements inside the component.
+     * @type {SpeedDialPassThroughOptions}
+     */
+    pt?: SpeedDialPassThroughOptions;
 }
 
 /**
diff --git a/components/lib/speeddial/SpeedDial.vue b/components/lib/speeddial/SpeedDial.vue
index 3e65dfb93..4c0ae13c1 100644
--- a/components/lib/speeddial/SpeedDial.vue
+++ b/components/lib/speeddial/SpeedDial.vue
@@ -1,5 +1,5 @@
 <template>
-    <div :ref="containerRef" :class="containerClass" :style="style">
+    <div :ref="containerRef" :class="containerClass" :style="style" v-bind="ptm('root')">
         <slot name="button" :toggle="onClick">
             <SDButton
                 type="button"
@@ -12,18 +12,19 @@
                 :aria-controls="id + '_list'"
                 :aria-label="ariaLabel"
                 :aria-labelledby="ariaLabelledby"
+                v-bind="ptm('button')"
             >
                 <template #icon>
                     <slot name="icon" :visible="d_visible">
-                        <component v-if="d_visible && !!hideIcon" :is="hideIcon ? 'span' : 'PlusIcon'" :class="hideIcon" />
-                        <component v-else :is="showIcon ? 'span' : 'PlusIcon'" :class="showIcon" />
+                        <component v-if="d_visible && !!hideIcon" :is="hideIcon ? 'span' : 'PlusIcon'" :class="hideIcon" v-bind="ptm('icon')" />
+                        <component v-else :is="showIcon ? 'span' : 'PlusIcon'" :class="showIcon" v-bind="ptm('icon')" />
                     </slot>
                 </template>
             </SDButton>
         </slot>
-        <ul :ref="listRef" :id="id + '_list'" class="p-speeddial-list" role="menu" @focus="onFocus" @blur="onBlur" @keydown="onKeyDown" :aria-activedescendant="focused ? focusedOptionId : undefined" tabindex="-1">
+        <ul :ref="listRef" :id="id + '_list'" class="p-speeddial-list" role="menu" @focus="onFocus" @blur="onBlur" @keydown="onKeyDown" :aria-activedescendant="focused ? focusedOptionId : undefined" tabindex="-1" v-bind="ptm('list')">
             <template v-for="(item, index) of model" :key="index">
-                <li v-if="isItemVisible(item)" :id="`${id}_${index}`" :aria-controls="`${id}_item`" class="p-speeddial-item" :class="itemClass(`${id}_${index}`)" :style="getItemStyle(index)" role="menuitem">
+                <li v-if="isItemVisible(item)" :id="`${id}_${index}`" :aria-controls="`${id}_item`" class="p-speeddial-item" :class="itemClass(`${id}_${index}`)" :style="getItemStyle(index)" role="menuitem" v-bind="ptm('item')">
                     <template v-if="!$slots.item">
                         <a
                             v-tooltip:[tooltipOptions]="{ value: item.label, disabled: !tooltipOptions }"
@@ -35,8 +36,9 @@
                             :target="item.target"
                             @click="onItemClick($event, item)"
                             :aria-label="item.label"
+                            v-bind="ptm('action')"
                         >
-                            <span v-if="item.icon" :class="['p-speeddial-action-icon', item.icon]"></span>
+                            <span v-if="item.icon" :class="['p-speeddial-action-icon', item.icon]" v-bind="ptm('actionIcon')"></span>
                         </a>
                     </template>
                     <component v-else :is="$slots.item" :item="item"></component>
@@ -45,11 +47,12 @@
         </ul>
     </div>
     <template v-if="mask">
-        <div :class="maskClassName" :style="maskStyle"></div>
+        <div :class="maskClassName" :style="maskStyle" v-bind="ptm('mask')"></div>
     </template>
 </template>
 
 <script>
+import BaseComponent from 'primevue/basecomponent';
 import Button from 'primevue/button';
 import PlusIcon from 'primevue/icons/plus';
 import Ripple from 'primevue/ripple';
@@ -58,6 +61,7 @@ import { DomHandler, UniqueComponentId } from 'primevue/utils';
 
 export default {
     name: 'SpeedDial',
+    extends: BaseComponent,
     emits: ['click', 'show', 'hide', 'focus', 'blur'],
     props: {
         model: null,