diff --git a/crates/optimism/cli/src/commands/init_state.rs b/crates/optimism/cli/src/commands/init_state.rs
index 7af17ca3523..950f60193f0 100644
--- a/crates/optimism/cli/src/commands/init_state.rs
+++ b/crates/optimism/cli/src/commands/init_state.rs
@@ -12,8 +12,8 @@ use reth_optimism_primitives::{
 };
 use reth_primitives_traits::SealedHeader;
 use reth_provider::{
-    BlockNumReader, ChainSpecProvider, DBProvider, DatabaseProviderFactory,
-    StaticFileProviderFactory, StaticFileWriter,
+    BlockNumReader, DBProvider, DatabaseProviderFactory, StaticFileProviderFactory,
+    StaticFileWriter,
 };
 use std::{io::BufReader, sync::Arc};
 use tracing::info;
@@ -24,12 +24,11 @@ pub struct InitStateCommandOp<C: ChainSpecParser> {
     #[command(flatten)]
     init_state: reth_cli_commands::init_state::InitStateCommand<C>,
 
-    /// **Optimism Mainnet Only**
-    ///
-    /// Specifies whether to initialize the state without relying on OVM historical data.
+    /// Specifies whether to initialize the state without relying on OVM or EVM historical data.
     ///
     /// When enabled, and before inserting the state, it creates a dummy chain up to the last OVM
-    /// block (#105235062) (14GB / 90 seconds). It then, appends the Bedrock block.
+    /// block (#105235062) (14GB / 90 seconds). It then, appends the Bedrock block. This is
+    /// hardcoded for OP mainnet, for other OP chains you will need to pass in a header.
     ///
     /// - **Note**: **Do not** import receipts and blocks beforehand, or this will fail or be
     ///   ignored.
@@ -40,42 +39,59 @@ pub struct InitStateCommandOp<C: ChainSpecParser> {
 impl<C: ChainSpecParser<ChainSpec = OpChainSpec>> InitStateCommandOp<C> {
     /// Execute the `init` command
     pub async fn execute<N: CliNodeTypes<ChainSpec = C::ChainSpec, Primitives = OpPrimitives>>(
-        self,
+        mut self,
     ) -> eyre::Result<()> {
-        info!(target: "reth::cli", "Reth init-state starting");
+        // If using --without-ovm for OP mainnet, handle the special case with hardcoded Bedrock
+        // header. Otherwise delegate to the base InitStateCommand implementation.
+        if self.without_ovm {
+            if self.init_state.env.chain.is_optimism_mainnet() {
+                return self.execute_with_bedrock_header::<N>();
+            }
+
+            // For non-mainnet OP chains with --without-ovm, use the base implementation
+            // by setting the without_evm flag
+            self.init_state.without_evm = true;
+        }
+
+        self.init_state.execute::<N>().await
+    }
 
-        let Environment { config, provider_factory, .. } =
-            self.init_state.env.init::<N>(AccessRights::RW)?;
+    /// Execute init-state with hardcoded Bedrock header for OP mainnet.
+    fn execute_with_bedrock_header<
+        N: CliNodeTypes<ChainSpec = C::ChainSpec, Primitives = OpPrimitives>,
+    >(
+        self,
+    ) -> eyre::Result<()> {
+        info!(target: "reth::cli", "Reth init-state starting for OP mainnet");
+        let env = self.init_state.env.init::<N>(AccessRights::RW)?;
 
+        let Environment { config, provider_factory, .. } = env;
         let static_file_provider = provider_factory.static_file_provider();
         let provider_rw = provider_factory.database_provider_rw()?;
 
-        // OP-Mainnet may want to bootstrap a chain without OVM historical data
-        if provider_factory.chain_spec().is_optimism_mainnet() && self.without_ovm {
-            let last_block_number = provider_rw.last_block_number()?;
-
-            if last_block_number == 0 {
-                reth_cli_commands::init_state::without_evm::setup_without_evm(
-                    &provider_rw,
-                    SealedHeader::new(BEDROCK_HEADER, BEDROCK_HEADER_HASH),
-                    |number| {
-                        let mut header = Header::default();
-                        header.set_number(number);
-                        header
-                    },
-                )?;
-
-                // SAFETY: it's safe to commit static files, since in the event of a crash, they
-                // will be unwound according to database checkpoints.
-                //
-                // Necessary to commit, so the BEDROCK_HEADER is accessible to provider_rw and
-                // init_state_dump
-                static_file_provider.commit()?;
-            } else if last_block_number > 0 && last_block_number < BEDROCK_HEADER.number {
-                return Err(eyre::eyre!(
-                    "Data directory should be empty when calling init-state with --without-ovm."
-                ))
-            }
+        let last_block_number = provider_rw.last_block_number()?;
+
+        if last_block_number == 0 {
+            reth_cli_commands::init_state::without_evm::setup_without_evm(
+                &provider_rw,
+                SealedHeader::new(BEDROCK_HEADER, BEDROCK_HEADER_HASH),
+                |number| {
+                    let mut header = Header::default();
+                    header.set_number(number);
+                    header
+                },
+            )?;
+
+            // SAFETY: it's safe to commit static files, since in the event of a crash, they
+            // will be unwound according to database checkpoints.
+            //
+            // Necessary to commit, so the BEDROCK_HEADER is accessible to provider_rw and
+            // init_state_dump
+            static_file_provider.commit()?;
+        } else if last_block_number > 0 && last_block_number < BEDROCK_HEADER.number {
+            return Err(eyre::eyre!(
+                "Data directory should be empty when calling init-state with --without-ovm."
+            ))
         }
 
         info!(target: "reth::cli", "Initiating state dump");