diff --git a/Sources/ParseCareKit/Models/PCKRevisionRecord.swift b/Sources/ParseCareKit/Models/PCKRevisionRecord.swift
index c6ba26ffa..60565e51a 100644
--- a/Sources/ParseCareKit/Models/PCKRevisionRecord.swift
+++ b/Sources/ParseCareKit/Models/PCKRevisionRecord.swift
@@ -55,7 +55,11 @@ struct PCKRevisionRecord: ParseObject, Equatable, Codable {
         }
     }
 
-    public var vector: String?
+    var vector: String?
+
+    var storeClassesToSynchronize: [PCKStoreClass: any PCKVersionable.Type]? = try? PCKStoreClass.getConcrete()
+
+    var customClassesToSynchronize: [String: any PCKVersionable.Type]?
 
     var objects: [any PCKVersionable] {
         guard let entities = entities else {
@@ -112,6 +116,13 @@ struct PCKRevisionRecord: ParseObject, Equatable, Codable {
              logicalClock, clock, clockUUID
     }
 
+    static func == (lhs: PCKRevisionRecord, rhs: PCKRevisionRecord) -> Bool {
+        lhs.vector == rhs.vector &&
+        lhs.logicalClock == rhs.logicalClock &&
+        lhs.objectId == rhs.objectId &&
+        lhs.entities == rhs.entities
+    }
+
     func convertToCareKit() throws -> OCKRevisionRecord {
         guard let entities = entities,
             let knowledgeVector = knowledgeVector else {
@@ -246,13 +257,17 @@ extension PCKRevisionRecord {
     init(record: OCKRevisionRecord,
          remoteClockUUID: UUID,
          remoteClock: PCKClock,
-         remoteClockValue: Int) throws {
+         remoteClockValue: Int,
+         storeClassesToSynchronize: [PCKStoreClass: any PCKVersionable.Type]? = nil,
+         customClassesToSynchronize: [String: any PCKVersionable.Type]? = nil) throws {
         self.objectId = UUID().uuidString
         self.ACL = PCKUtility.getDefaultACL()
         self.clockUUID = remoteClockUUID
         self.logicalClock = remoteClockValue
         self.clock = remoteClock
         self.knowledgeVector = record.knowledgeVector
+        self.storeClassesToSynchronize = storeClassesToSynchronize
+        self.customClassesToSynchronize = customClassesToSynchronize
         self.entities = try record.entities.compactMap { entity in
             var parseEntity = try entity.parseEntity().value
             parseEntity.logicalClock = remoteClockValue // Stamp Entity
diff --git a/Sources/ParseCareKit/Models/PCKStoreClass.swift b/Sources/ParseCareKit/Models/PCKStoreClass.swift
index ff9efcce0..80c4c50e5 100644
--- a/Sources/ParseCareKit/Models/PCKStoreClass.swift
+++ b/Sources/ParseCareKit/Models/PCKStoreClass.swift
@@ -13,7 +13,7 @@ import os.log
 // swiftlint:disable line_length
 
 /// Types of ParseCareKit classes.
-public enum PCKStoreClass: String, CaseIterable {
+public enum PCKStoreClass: String, Equatable, CaseIterable {
     /// The ParseCareKit equivalent of `OCKPatient`.
     case patient
     /// The ParseCareKit equivalent of `OCKCarePlan`.
diff --git a/Sources/ParseCareKit/ParseRemote.swift b/Sources/ParseCareKit/ParseRemote.swift
index 1c2c0d1ff..fe9534d27 100644
--- a/Sources/ParseCareKit/ParseRemote.swift
+++ b/Sources/ParseCareKit/ParseRemote.swift
@@ -36,7 +36,7 @@ public class ParseRemote: OCKRemoteSynchronizable {
     public var uuid: UUID!
 
     /// A dictionary of any custom classes to synchronize between the `CareKitStore` and the Parse Server.
-    public var customClassesToSynchronize: [String: any PCKVersionable]?
+    public var customClassesToSynchronize: [String: any PCKVersionable.Type]?
 
     /// A dictionary of any default classes to synchronize between the `CareKitStore` and the Parse Server. These
     /// are `PCKPatient`, `PCKCarePlan`, `PCKContact`, `PCKTask`,  `PCKHealthKitTask`,
@@ -128,7 +128,7 @@ public class ParseRemote: OCKRemoteSynchronizable {
     convenience public init(uuid: UUID,
                             auto: Bool,
                             replacePCKStoreClasses: [PCKStoreClass: any PCKVersionable.Type]? = nil,
-                            customClasses: [String: any PCKVersionable],
+                            customClasses: [String: any PCKVersionable.Type],
                             subscribeToServerUpdates: Bool,
                             defaultACL: ParseACL? = nil) async throws {
         try await self.init(uuid: uuid,